53489360

素因数分解:

$2^4\times 5^1\times {\mathrm{668617}}^1$

素因数の和:668630

約数の個数: 20

約数和(自身を含む): 124362948

約数和(自身を除く): 70873588

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 668617, 1337234, 2674468, 3343085, 5348936, 6686170, 10697872, 13372340, 26744680, 53489360]

約数ペア:

[(1, 53489360), (2, 26744680), (4, 13372340), (5, 10697872), (8, 6686170), (10, 5348936), (16, 3343085), (20, 2674468), (40, 1337234), (80, 668617)]