31850120

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{27457}}^1$

素因数の和:27497

約数の個数: 32

約数和(自身を含む): 74136600

約数和(自身を除く): 42286480

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 27457, 54914, 109828, 137285, 219656, 274570, 549140, 796253, 1098280, 1592506, 3185012, 3981265, 6370024, 7962530, 15925060, 31850120]

約数ペア:

[(1, 31850120), (2, 15925060), (4, 7962530), (5, 6370024), (8, 3981265), (10, 3185012), (20, 1592506), (29, 1098280), (40, 796253), (58, 549140), (116, 274570), (145, 219656), (232, 137285), (290, 109828), (580, 54914), (1160, 27457)]