13155940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{93971}}^1$

素因数の和:93987

約数の個数: 24

約数和(自身を含む): 31574592

約数和(自身を除く): 18418652

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 93971, 187942, 375884, 469855, 657797, 939710, 1315594, 1879420, 2631188, 3288985, 6577970, 13155940]

約数ペア:

[(1, 13155940), (2, 6577970), (4, 3288985), (5, 2631188), (7, 1879420), (10, 1315594), (14, 939710), (20, 657797), (28, 469855), (35, 375884), (70, 187942), (140, 93971)]