40278380

素因数分解:

$2^2\times 5^1\times {\mathrm{719}}^1\times {\mathrm{2801}}^1$

素因数の和:3529

約数の個数: 24

約数和(自身を含む): 84732480

約数和(自身を除く): 44454100

約数列:

[1, 2, 4, 5, 10, 20, 719, 1438, 2801, 2876, 3595, 5602, 7190, 11204, 14005, 14380, 28010, 56020, 2013919, 4027838, 8055676, 10069595, 20139190, 40278380]

約数ペア:

[(1, 40278380), (2, 20139190), (4, 10069595), (5, 8055676), (10, 4027838), (20, 2013919), (719, 56020), (1438, 28010), (2801, 14380), (2876, 14005), (3595, 11204), (5602, 7190)]