70938940

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{49957}}^1$

素因数の和:50037

約数の個数: 24

約数和(自身を含む): 151072992

約数和(自身を除く): 80134052

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 49957, 99914, 199828, 249785, 499570, 999140, 3546947, 7093894, 14187788, 17734735, 35469470, 70938940]

約数ペア:

[(1, 70938940), (2, 35469470), (4, 17734735), (5, 14187788), (10, 7093894), (20, 3546947), (71, 999140), (142, 499570), (284, 249785), (355, 199828), (710, 99914), (1420, 49957)]