20072530940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{197}}^1\times {\mathrm{607}}^1$

素因数の和:940

約数の個数: 192

約数和(自身を含む): 53392711680

約数和(自身を除く): 33320180740

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 109, 110, 140, 154, 197, 218, 220, 308, 385, 394, 436, 545, 607, 763, 770, 788, 985, 1090, 1199, 1214, 1379, 1526, 1540, 1970, 2167, 2180, 2398, 2428, 2758, 3035, 3052, 3815, 3940, 4249, 4334, 4796, 5516, 5995, 6070, 6677, 6895, 7630, 8393, 8498, 8668, 10835, 11990, 12140, 13354, 13790, 15169, 15260, 16786, 16996, 21245, 21473, 21670, 23980, 26708, 27580, 30338, 33385, 33572, 41965, 42490, 42946, 43340, 46739, 60676, 66163, 66770, 75845, 83930, 84980, 85892, 93478, 107365, 119579, 132326, 133540, 150311, 151690, 167860, 186956, 214730, 233695, 236203, 239158, 264652, 300622, 303380, 330815, 429460, 463141, 467390, 472406, 478316, 597895, 601244, 661630, 727793, 751555, 837053, 926282, 934780, 944812, 1181015, 1195790, 1315369, 1323260, 1455586, 1503110, 1653421, 1674106, 1852564, 2315705, 2362030, 2391580, 2630738, 2911172, 3006220, 3306842, 3348212, 3638965, 4185265, 4631410, 4724060, 5094551, 5261476, 6576845, 6613684, 7277930, 8267105, 8370530, 9207583, 9262820, 10189102, 13034111, 13153690, 14555860, 16534210, 16741060, 18415166, 20378204, 25472755, 26068222, 26307380, 33068420, 36830332, 46037915, 50945510, 52136444, 65170555, 91238777, 92075830, 101891020, 130341110, 143375221, 182477554, 184151660, 260682220, 286750442, 364955108, 456193885, 573500884, 716876105, 912387770, 1003626547, 1433752210, 1824775540, 2007253094, 2867504420, 4014506188, 5018132735, 10036265470, 20072530940]

約数ペア:

[(1, 20072530940), (2, 10036265470), (4, 5018132735), (5, 4014506188), (7, 2867504420), (10, 2007253094), (11, 1824775540), (14, 1433752210), (20, 1003626547), (22, 912387770), (28, 716876105), (35, 573500884), (44, 456193885), (55, 364955108), (70, 286750442), (77, 260682220), (109, 184151660), (110, 182477554), (140, 143375221), (154, 130341110), (197, 101891020), (218, 92075830), (220, 91238777), (308, 65170555), (385, 52136444), (394, 50945510), (436, 46037915), (545, 36830332), (607, 33068420), (763, 26307380), (770, 26068222), (788, 25472755), (985, 20378204), (1090, 18415166), (1199, 16741060), (1214, 16534210), (1379, 14555860), (1526, 13153690), (1540, 13034111), (1970, 10189102), (2167, 9262820), (2180, 9207583), (2398, 8370530), (2428, 8267105), (2758, 7277930), (3035, 6613684), (3052, 6576845), (3815, 5261476), (3940, 5094551), (4249, 4724060), (4334, 4631410), (4796, 4185265), (5516, 3638965), (5995, 3348212), (6070, 3306842), (6677, 3006220), (6895, 2911172), (7630, 2630738), (8393, 2391580), (8498, 2362030), (8668, 2315705), (10835, 1852564), (11990, 1674106), (12140, 1653421), (13354, 1503110), (13790, 1455586), (15169, 1323260), (15260, 1315369), (16786, 1195790), (16996, 1181015), (21245, 944812), (21473, 934780), (21670, 926282), (23980, 837053), (26708, 751555), (27580, 727793), (30338, 661630), (33385, 601244), (33572, 597895), (41965, 478316), (42490, 472406), (42946, 467390), (43340, 463141), (46739, 429460), (60676, 330815), (66163, 303380), (66770, 300622), (75845, 264652), (83930, 239158), (84980, 236203), (85892, 233695), (93478, 214730), (107365, 186956), (119579, 167860), (132326, 151690), (133540, 150311)]