210389090

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{457}}^1\times {\mathrm{2423}}^1$

素因数の和:2906

約数の個数: 32

約数和(自身を含む): 399669120

約数和(自身を除く): 189280030

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 457, 914, 2285, 2423, 4570, 4846, 8683, 12115, 17366, 24230, 43415, 46037, 86830, 92074, 230185, 460370, 1107311, 2214622, 5536555, 11073110, 21038909, 42077818, 105194545, 210389090]

約数ペア:

[(1, 210389090), (2, 105194545), (5, 42077818), (10, 21038909), (19, 11073110), (38, 5536555), (95, 2214622), (190, 1107311), (457, 460370), (914, 230185), (2285, 92074), (2423, 86830), (4570, 46037), (4846, 43415), (8683, 24230), (12115, 17366)]