4920784240

素因数分解:

$2^4\times 5^1\times {\mathrm{61509803}}^1$

素因数の和:61509816

約数の個数: 20

約数和(自身を含む): 11440823544

約数和(自身を除く): 6520039304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 61509803, 123019606, 246039212, 307549015, 492078424, 615098030, 984156848, 1230196060, 2460392120, 4920784240]

約数ペア:

[(1, 4920784240), (2, 2460392120), (4, 1230196060), (5, 984156848), (8, 615098030), (10, 492078424), (16, 307549015), (20, 246039212), (40, 123019606), (80, 61509803)]