20415930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{680531}}^1$

素因数の和:680541

約数の個数: 16

約数和(自身を含む): 48998304

約数和(自身を除く): 28582374

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 680531, 1361062, 2041593, 3402655, 4083186, 6805310, 10207965, 20415930]

約数ペア:

[(1, 20415930), (2, 10207965), (3, 6805310), (5, 4083186), (6, 3402655), (10, 2041593), (15, 1361062), (30, 680531)]