15709213940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{112208671}}^1$

素因数の和:112208687

約数の個数: 24

約数和(自身を含む): 37702113792

約数和(自身を除く): 21992899852

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 112208671, 224417342, 448834684, 561043355, 785460697, 1122086710, 1570921394, 2244173420, 3141842788, 3927303485, 7854606970, 15709213940]

約数ペア:

[(1, 15709213940), (2, 7854606970), (4, 3927303485), (5, 3141842788), (7, 2244173420), (10, 1570921394), (14, 1122086710), (20, 785460697), (28, 561043355), (35, 448834684), (70, 224417342), (140, 112208671)]