31720370

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{457}}^1\times {\mathrm{631}}^1$

素因数の和:1106

約数の個数: 32

約数和(自身を含む): 62522496

約数和(自身を除く): 30802126

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 457, 631, 914, 1262, 2285, 3155, 4570, 5027, 6310, 6941, 10054, 13882, 25135, 34705, 50270, 69410, 288367, 576734, 1441835, 2883670, 3172037, 6344074, 15860185, 31720370]

約数ペア:

[(1, 31720370), (2, 15860185), (5, 6344074), (10, 3172037), (11, 2883670), (22, 1441835), (55, 576734), (110, 288367), (457, 69410), (631, 50270), (914, 34705), (1262, 25135), (2285, 13882), (3155, 10054), (4570, 6941), (5027, 6310)]