242533640

素因数分解:

$2^3\times 5^1\times {\mathrm{443}}^1\times {\mathrm{13687}}^1$

素因数の和:14141

約数の個数: 32

約数和(自身を含む): 546972480

約数和(自身を除く): 304438840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 443, 886, 1772, 2215, 3544, 4430, 8860, 13687, 17720, 27374, 54748, 68435, 109496, 136870, 273740, 547480, 6063341, 12126682, 24253364, 30316705, 48506728, 60633410, 121266820, 242533640]

約数ペア:

[(1, 242533640), (2, 121266820), (4, 60633410), (5, 48506728), (8, 30316705), (10, 24253364), (20, 12126682), (40, 6063341), (443, 547480), (886, 273740), (1772, 136870), (2215, 109496), (3544, 68435), (4430, 54748), (8860, 27374), (13687, 17720)]