488941240

素因数分解:

$2^3\times 5^1\times {\mathrm{12223531}}^1$

素因数の和:12223542

約数の個数: 16

約数和(自身を含む): 1100117880

約数和(自身を除く): 611176640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 12223531, 24447062, 48894124, 61117655, 97788248, 122235310, 244470620, 488941240]

約数ペア:

[(1, 488941240), (2, 244470620), (4, 122235310), (5, 97788248), (8, 61117655), (10, 48894124), (20, 24447062), (40, 12223531)]