15494680

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2957}}^1$

素因数の和:3099

約数の個数: 32

約数和(自身を含む): 35141040

約数和(自身を除く): 19646360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 2957, 5240, 5914, 11828, 14785, 23656, 29570, 59140, 118280, 387367, 774734, 1549468, 1936835, 3098936, 3873670, 7747340, 15494680]

約数ペア:

[(1, 15494680), (2, 7747340), (4, 3873670), (5, 3098936), (8, 1936835), (10, 1549468), (20, 774734), (40, 387367), (131, 118280), (262, 59140), (524, 29570), (655, 23656), (1048, 14785), (1310, 11828), (2620, 5914), (2957, 5240)]