61395020

素因数分解:

$2^2\times 5^1\times {\mathrm{1129}}^1\times {\mathrm{2719}}^1$

素因数の和:3857

約数の個数: 24

約数和(自身を含む): 129091200

約数和(自身を除く): 67696180

約数列:

[1, 2, 4, 5, 10, 20, 1129, 2258, 2719, 4516, 5438, 5645, 10876, 11290, 13595, 22580, 27190, 54380, 3069751, 6139502, 12279004, 15348755, 30697510, 61395020]

約数ペア:

[(1, 61395020), (2, 30697510), (4, 15348755), (5, 12279004), (10, 6139502), (20, 3069751), (1129, 54380), (2258, 27190), (2719, 22580), (4516, 13595), (5438, 11290), (5645, 10876)]