15690180980

素因数分解:

$2^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{631}}^1\times {\mathrm{5477}}^1$

素因数の和:6344

約数の個数: 48

約数和(自身を含む): 33153031296

約数和(自身を除く): 17462850316

約数列:

[1, 2, 4, 5, 10, 20, 227, 454, 631, 908, 1135, 1262, 2270, 2524, 3155, 4540, 5477, 6310, 10954, 12620, 21908, 27385, 54770, 109540, 143237, 286474, 572948, 716185, 1243279, 1432370, 2486558, 2864740, 3455987, 4973116, 6216395, 6911974, 12432790, 13823948, 17279935, 24865580, 34559870, 69119740, 784509049, 1569018098, 3138036196, 3922545245, 7845090490, 15690180980]

約数ペア:

[(1, 15690180980), (2, 7845090490), (4, 3922545245), (5, 3138036196), (10, 1569018098), (20, 784509049), (227, 69119740), (454, 34559870), (631, 24865580), (908, 17279935), (1135, 13823948), (1262, 12432790), (2270, 6911974), (2524, 6216395), (3155, 4973116), (4540, 3455987), (5477, 2864740), (6310, 2486558), (10954, 1432370), (12620, 1243279), (21908, 716185), (27385, 572948), (54770, 286474), (109540, 143237)]