9827960

素因数分解:

$2^3\times 5^1\times {\mathrm{277}}^1\times {\mathrm{887}}^1$

素因数の和:1175

約数の個数: 32

約数和(自身を含む): 22217760

約数和(自身を除く): 12389800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 277, 554, 887, 1108, 1385, 1774, 2216, 2770, 3548, 4435, 5540, 7096, 8870, 11080, 17740, 35480, 245699, 491398, 982796, 1228495, 1965592, 2456990, 4913980, 9827960]

約数ペア:

[(1, 9827960), (2, 4913980), (4, 2456990), (5, 1965592), (8, 1228495), (10, 982796), (20, 491398), (40, 245699), (277, 35480), (554, 17740), (887, 11080), (1108, 8870), (1385, 7096), (1774, 5540), (2216, 4435), (2770, 3548)]