17380028720

素因数分解:

$2^4\times 5^1\times {\mathrm{217250359}}^1$

素因数の和:217250372

約数の個数: 20

約数和(自身を含む): 40408566960

約数和(自身を除く): 23028538240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 217250359, 434500718, 869001436, 1086251795, 1738002872, 2172503590, 3476005744, 4345007180, 8690014360, 17380028720]

約数ペア:

[(1, 17380028720), (2, 8690014360), (4, 4345007180), (5, 3476005744), (8, 2172503590), (10, 1738002872), (16, 1086251795), (20, 869001436), (40, 434500718), (80, 217250359)]