397371320

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{522857}}^1$

素因数の和:522887

約数の個数: 32

約数和(自身を含む): 941144400

約数和(自身を除く): 543773080

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 522857, 1045714, 2091428, 2614285, 4182856, 5228570, 9934283, 10457140, 19868566, 20914280, 39737132, 49671415, 79474264, 99342830, 198685660, 397371320]

約数ペア:

[(1, 397371320), (2, 198685660), (4, 99342830), (5, 79474264), (8, 49671415), (10, 39737132), (19, 20914280), (20, 19868566), (38, 10457140), (40, 9934283), (76, 5228570), (95, 4182856), (152, 2614285), (190, 2091428), (380, 1045714), (760, 522857)]