20120040110

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2503}}^1\times {\mathrm{5783}}^1$

素因数の和:8432

約数の個数: 32

約数和(自身を含む): 36497502720

約数和(自身を除く): 16377462610

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 2503, 5006, 5783, 11566, 12515, 25030, 28915, 57830, 347917, 695834, 803837, 1607674, 1739585, 3479170, 4019185, 8038370, 14474849, 28949698, 72374245, 144748490, 2012004011, 4024008022, 10060020055, 20120040110]

約数ペア:

[(1, 20120040110), (2, 10060020055), (5, 4024008022), (10, 2012004011), (139, 144748490), (278, 72374245), (695, 28949698), (1390, 14474849), (2503, 8038370), (5006, 4019185), (5783, 3479170), (11566, 1739585), (12515, 1607674), (25030, 803837), (28915, 695834), (57830, 347917)]