7661420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{373}}^1$

素因数の和:474

約数の個数: 48

約数和(自身を含む): 17592960

約数和(自身を除く): 9931540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 79, 130, 158, 260, 316, 373, 395, 746, 790, 1027, 1492, 1580, 1865, 2054, 3730, 4108, 4849, 5135, 7460, 9698, 10270, 19396, 20540, 24245, 29467, 48490, 58934, 96980, 117868, 147335, 294670, 383071, 589340, 766142, 1532284, 1915355, 3830710, 7661420]

約数ペア:

[(1, 7661420), (2, 3830710), (4, 1915355), (5, 1532284), (10, 766142), (13, 589340), (20, 383071), (26, 294670), (52, 147335), (65, 117868), (79, 96980), (130, 58934), (158, 48490), (260, 29467), (316, 24245), (373, 20540), (395, 19396), (746, 10270), (790, 9698), (1027, 7460), (1492, 5135), (1580, 4849), (1865, 4108), (2054, 3730)]