20047079220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^3\times {\mathrm{3923}}^1$

素因数の和:4011

約数の個数: 192

約数和(自身を含む): 67083448320

約数和(自身を除く): 47036369100

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 60, 69, 70, 84, 92, 105, 115, 138, 140, 161, 210, 230, 276, 322, 345, 420, 460, 483, 529, 644, 690, 805, 966, 1058, 1380, 1587, 1610, 1932, 2116, 2415, 2645, 3174, 3220, 3703, 3923, 4830, 5290, 6348, 7406, 7846, 7935, 9660, 10580, 11109, 11769, 12167, 14812, 15692, 15870, 18515, 19615, 22218, 23538, 24334, 27461, 31740, 36501, 37030, 39230, 44436, 47076, 48668, 54922, 55545, 58845, 60835, 73002, 74060, 78460, 82383, 85169, 90229, 109844, 111090, 117690, 121670, 137305, 146004, 164766, 170338, 180458, 182505, 222180, 235380, 243340, 255507, 270687, 274610, 329532, 340676, 360916, 365010, 411915, 425845, 451145, 511014, 541374, 549220, 631603, 730020, 823830, 851690, 902290, 1022028, 1082748, 1263206, 1277535, 1353435, 1647660, 1703380, 1804580, 1894809, 2075267, 2526412, 2555070, 2706870, 3158015, 3789618, 4150534, 5110140, 5413740, 6225801, 6316030, 7579236, 8301068, 9474045, 10376335, 12451602, 12632060, 14526869, 18948090, 20752670, 24903204, 29053738, 31129005, 37896180, 41505340, 43580607, 47731141, 58107476, 62258010, 72634345, 87161214, 95462282, 124516020, 143193423, 145268690, 174322428, 190924564, 217903035, 238655705, 286386846, 290537380, 334117987, 435806070, 477311410, 572773692, 668235974, 715967115, 871612140, 954622820, 1002353961, 1336471948, 1431934230, 1670589935, 2004707922, 2863868460, 3341179870, 4009415844, 5011769805, 6682359740, 10023539610, 20047079220]

約数ペア:

[(1, 20047079220), (2, 10023539610), (3, 6682359740), (4, 5011769805), (5, 4009415844), (6, 3341179870), (7, 2863868460), (10, 2004707922), (12, 1670589935), (14, 1431934230), (15, 1336471948), (20, 1002353961), (21, 954622820), (23, 871612140), (28, 715967115), (30, 668235974), (35, 572773692), (42, 477311410), (46, 435806070), (60, 334117987), (69, 290537380), (70, 286386846), (84, 238655705), (92, 217903035), (105, 190924564), (115, 174322428), (138, 145268690), (140, 143193423), (161, 124516020), (210, 95462282), (230, 87161214), (276, 72634345), (322, 62258010), (345, 58107476), (420, 47731141), (460, 43580607), (483, 41505340), (529, 37896180), (644, 31129005), (690, 29053738), (805, 24903204), (966, 20752670), (1058, 18948090), (1380, 14526869), (1587, 12632060), (1610, 12451602), (1932, 10376335), (2116, 9474045), (2415, 8301068), (2645, 7579236), (3174, 6316030), (3220, 6225801), (3703, 5413740), (3923, 5110140), (4830, 4150534), (5290, 3789618), (6348, 3158015), (7406, 2706870), (7846, 2555070), (7935, 2526412), (9660, 2075267), (10580, 1894809), (11109, 1804580), (11769, 1703380), (12167, 1647660), (14812, 1353435), (15692, 1277535), (15870, 1263206), (18515, 1082748), (19615, 1022028), (22218, 902290), (23538, 851690), (24334, 823830), (27461, 730020), (31740, 631603), (36501, 549220), (37030, 541374), (39230, 511014), (44436, 451145), (47076, 425845), (48668, 411915), (54922, 365010), (55545, 360916), (58845, 340676), (60835, 329532), (73002, 274610), (74060, 270687), (78460, 255507), (82383, 243340), (85169, 235380), (90229, 222180), (109844, 182505), (111090, 180458), (117690, 170338), (121670, 164766), (137305, 146004)]