287042010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{22727}}^1$

素因数の和:23158

約数の個数: 32

約数和(自身を含む): 690567552

約数和(自身を除く): 403525542

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 421, 842, 1263, 2105, 2526, 4210, 6315, 12630, 22727, 45454, 68181, 113635, 136362, 227270, 340905, 681810, 9568067, 19136134, 28704201, 47840335, 57408402, 95680670, 143521005, 287042010]

約数ペア:

[(1, 287042010), (2, 143521005), (3, 95680670), (5, 57408402), (6, 47840335), (10, 28704201), (15, 19136134), (30, 9568067), (421, 681810), (842, 340905), (1263, 227270), (2105, 136362), (2526, 113635), (4210, 68181), (6315, 45454), (12630, 22727)]