39422480

素因数分解:

$2^4\times 5^1\times {\mathrm{492781}}^1$

素因数の和:492794

約数の個数: 20

約数和(自身を含む): 91657452

約数和(自身を除く): 52234972

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 492781, 985562, 1971124, 2463905, 3942248, 4927810, 7884496, 9855620, 19711240, 39422480]

約数ペア:

[(1, 39422480), (2, 19711240), (4, 9855620), (5, 7884496), (8, 4927810), (10, 3942248), (16, 2463905), (20, 1971124), (40, 985562), (80, 492781)]