31912860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{75983}}^1$

素因数の和:76002

約数の個数: 48

約数和(自身を含む): 102122496

約数和(自身を除く): 70209636

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 75983, 151966, 227949, 303932, 379915, 455898, 531881, 759830, 911796, 1063762, 1139745, 1519660, 1595643, 2127524, 2279490, 2659405, 3191286, 4558980, 5318810, 6382572, 7978215, 10637620, 15956430, 31912860]

約数ペア:

[(1, 31912860), (2, 15956430), (3, 10637620), (4, 7978215), (5, 6382572), (6, 5318810), (7, 4558980), (10, 3191286), (12, 2659405), (14, 2279490), (15, 2127524), (20, 1595643), (21, 1519660), (28, 1139745), (30, 1063762), (35, 911796), (42, 759830), (60, 531881), (70, 455898), (84, 379915), (105, 303932), (140, 227949), (210, 151966), (420, 75983)]