20023710

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{983}}^1$

素因数の和:1097

約数の個数: 64

約数和(自身を含む): 55544832

約数和(自身を除く): 35521122

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 97, 105, 194, 210, 291, 485, 582, 679, 970, 983, 1358, 1455, 1966, 2037, 2910, 2949, 3395, 4074, 4915, 5898, 6790, 6881, 9830, 10185, 13762, 14745, 20370, 20643, 29490, 34405, 41286, 68810, 95351, 103215, 190702, 206430, 286053, 476755, 572106, 667457, 953510, 1334914, 1430265, 2002371, 2860530, 3337285, 4004742, 6674570, 10011855, 20023710]

約数ペア:

[(1, 20023710), (2, 10011855), (3, 6674570), (5, 4004742), (6, 3337285), (7, 2860530), (10, 2002371), (14, 1430265), (15, 1334914), (21, 953510), (30, 667457), (35, 572106), (42, 476755), (70, 286053), (97, 206430), (105, 190702), (194, 103215), (210, 95351), (291, 68810), (485, 41286), (582, 34405), (679, 29490), (970, 20643), (983, 20370), (1358, 14745), (1455, 13762), (1966, 10185), (2037, 9830), (2910, 6881), (2949, 6790), (3395, 5898), (4074, 4915)]