85886180

素因数分解:

$2^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{10709}}^1$

素因数の和:11119

約数の個数: 24

約数和(自身を含む): 180827640

約数和(自身を除く): 94941460

約数列:

[1, 2, 4, 5, 10, 20, 401, 802, 1604, 2005, 4010, 8020, 10709, 21418, 42836, 53545, 107090, 214180, 4294309, 8588618, 17177236, 21471545, 42943090, 85886180]

約数ペア:

[(1, 85886180), (2, 42943090), (4, 21471545), (5, 17177236), (10, 8588618), (20, 4294309), (401, 214180), (802, 107090), (1604, 53545), (2005, 42836), (4010, 21418), (8020, 10709)]