1516128980

素因数分解:

$2^2\times 5^1\times {\mathrm{3529}}^1\times {\mathrm{21481}}^1$

素因数の和:25019

約数の個数: 24

約数和(自身を含む): 3184921320

約数和(自身を除く): 1668792340

約数列:

[1, 2, 4, 5, 10, 20, 3529, 7058, 14116, 17645, 21481, 35290, 42962, 70580, 85924, 107405, 214810, 429620, 75806449, 151612898, 303225796, 379032245, 758064490, 1516128980]

約数ペア:

[(1, 1516128980), (2, 758064490), (4, 379032245), (5, 303225796), (10, 151612898), (20, 75806449), (3529, 429620), (7058, 214810), (14116, 107405), (17645, 85924), (21481, 70580), (35290, 42962)]