499577420

素因数分解:

$2^2\times 5^1\times {\mathrm{24978871}}^1$

素因数の和:24978880

約数の個数: 12

約数和(自身を含む): 1049112624

約数和(自身を除く): 549535204

約数列:

[1, 2, 4, 5, 10, 20, 24978871, 49957742, 99915484, 124894355, 249788710, 499577420]

約数ペア:

[(1, 499577420), (2, 249788710), (4, 124894355), (5, 99915484), (10, 49957742), (20, 24978871)]