2055368720

素因数分解:

$2^4\times 5^1\times {\mathrm{251}}^1\times {\mathrm{102359}}^1$

素因数の和:102623

約数の個数: 40

約数和(自身を含む): 4797817920

約数和(自身を除く): 2742449200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 251, 502, 1004, 1255, 2008, 2510, 4016, 5020, 10040, 20080, 102359, 204718, 409436, 511795, 818872, 1023590, 1637744, 2047180, 4094360, 8188720, 25692109, 51384218, 102768436, 128460545, 205536872, 256921090, 411073744, 513842180, 1027684360, 2055368720]

約数ペア:

[(1, 2055368720), (2, 1027684360), (4, 513842180), (5, 411073744), (8, 256921090), (10, 205536872), (16, 128460545), (20, 102768436), (40, 51384218), (80, 25692109), (251, 8188720), (502, 4094360), (1004, 2047180), (1255, 1637744), (2008, 1023590), (2510, 818872), (4016, 511795), (5020, 409436), (10040, 204718), (20080, 102359)]