71138380

素因数分解:

$2^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{14759}}^1$

素因数の和:15009

約数の個数: 24

約数和(自身を含む): 150020640

約数和(自身を除く): 78882260

約数列:

[1, 2, 4, 5, 10, 20, 241, 482, 964, 1205, 2410, 4820, 14759, 29518, 59036, 73795, 147590, 295180, 3556919, 7113838, 14227676, 17784595, 35569190, 71138380]

約数ペア:

[(1, 71138380), (2, 35569190), (4, 17784595), (5, 14227676), (10, 7113838), (20, 3556919), (241, 295180), (482, 147590), (964, 73795), (1205, 59036), (2410, 29518), (4820, 14759)]