20186790640

素因数分解:

$2^4\times 5^1\times {\mathrm{252334883}}^1$

素因数の和:252334896

約数の個数: 20

約数和(自身を含む): 46934288424

約数和(自身を除く): 26747497784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 252334883, 504669766, 1009339532, 1261674415, 2018679064, 2523348830, 4037358128, 5046697660, 10093395320, 20186790640]

約数ペア:

[(1, 20186790640), (2, 10093395320), (4, 5046697660), (5, 4037358128), (8, 2523348830), (10, 2018679064), (16, 1261674415), (20, 1009339532), (40, 504669766), (80, 252334883)]