271465660

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{191173}}^1$

素因数の和:191253

約数の個数: 24

約数和(自身を含む): 578110176

約数和(自身を除く): 306644516

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 191173, 382346, 764692, 955865, 1911730, 3823460, 13573283, 27146566, 54293132, 67866415, 135732830, 271465660]

約数ペア:

[(1, 271465660), (2, 135732830), (4, 67866415), (5, 54293132), (10, 27146566), (20, 13573283), (71, 3823460), (142, 1911730), (284, 955865), (355, 764692), (710, 382346), (1420, 191173)]