20631630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{687721}}^1$

素因数の和:687731

約数の個数: 16

約数和(自身を含む): 49515984

約数和(自身を除く): 28884354

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 687721, 1375442, 2063163, 3438605, 4126326, 6877210, 10315815, 20631630]

約数ペア:

[(1, 20631630), (2, 10315815), (3, 6877210), (5, 4126326), (6, 3438605), (10, 2063163), (15, 1375442), (30, 687721)]