520079140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{530693}}^1$

素因数の和:530716

約数の個数: 36

約数和(自身を含む): 1270481436

約数和(自身を除く): 750402296

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 530693, 1061386, 2122772, 2653465, 3714851, 5306930, 7429702, 10613860, 14859404, 18574255, 26003957, 37148510, 52007914, 74297020, 104015828, 130019785, 260039570, 520079140]

約数ペア:

[(1, 520079140), (2, 260039570), (4, 130019785), (5, 104015828), (7, 74297020), (10, 52007914), (14, 37148510), (20, 26003957), (28, 18574255), (35, 14859404), (49, 10613860), (70, 7429702), (98, 5306930), (140, 3714851), (196, 2653465), (245, 2122772), (490, 1061386), (980, 530693)]