2078902410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{397}}^1\times {\mathrm{463}}^1$

素因数の和:912

約数の個数: 128

約数和(自身を含む): 5584481280

約数和(自身を除く): 3505578870

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 29, 30, 39, 58, 65, 78, 87, 130, 145, 174, 195, 290, 377, 390, 397, 435, 463, 754, 794, 870, 926, 1131, 1191, 1389, 1885, 1985, 2262, 2315, 2382, 2778, 3770, 3970, 4630, 5161, 5655, 5955, 6019, 6945, 10322, 11310, 11513, 11910, 12038, 13427, 13890, 15483, 18057, 23026, 25805, 26854, 30095, 30966, 34539, 36114, 40281, 51610, 57565, 60190, 67135, 69078, 77415, 80562, 90285, 115130, 134270, 149669, 154830, 172695, 174551, 180570, 183811, 201405, 299338, 345390, 349102, 367622, 402810, 449007, 523653, 551433, 748345, 872755, 898014, 919055, 1047306, 1102866, 1496690, 1745510, 1838110, 2245035, 2389543, 2618265, 2757165, 4490070, 4779086, 5236530, 5330519, 5514330, 7168629, 10661038, 11947715, 14337258, 15991557, 23895430, 26652595, 31983114, 35843145, 53305190, 69296747, 71686290, 79957785, 138593494, 159915570, 207890241, 346483735, 415780482, 692967470, 1039451205, 2078902410]

約数ペア:

[(1, 2078902410), (2, 1039451205), (3, 692967470), (5, 415780482), (6, 346483735), (10, 207890241), (13, 159915570), (15, 138593494), (26, 79957785), (29, 71686290), (30, 69296747), (39, 53305190), (58, 35843145), (65, 31983114), (78, 26652595), (87, 23895430), (130, 15991557), (145, 14337258), (174, 11947715), (195, 10661038), (290, 7168629), (377, 5514330), (390, 5330519), (397, 5236530), (435, 4779086), (463, 4490070), (754, 2757165), (794, 2618265), (870, 2389543), (926, 2245035), (1131, 1838110), (1191, 1745510), (1389, 1496690), (1885, 1102866), (1985, 1047306), (2262, 919055), (2315, 898014), (2382, 872755), (2778, 748345), (3770, 551433), (3970, 523653), (4630, 449007), (5161, 402810), (5655, 367622), (5955, 349102), (6019, 345390), (6945, 299338), (10322, 201405), (11310, 183811), (11513, 180570), (11910, 174551), (12038, 172695), (13427, 154830), (13890, 149669), (15483, 134270), (18057, 115130), (23026, 90285), (25805, 80562), (26854, 77415), (30095, 69078), (30966, 67135), (34539, 60190), (36114, 57565), (40281, 51610)]