4639120

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{563}}^1$

素因数の和:679

約数の個数: 40

約数和(自身を含む): 10910016

約数和(自身を除く): 6270896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 563, 824, 1030, 1126, 1648, 2060, 2252, 2815, 4120, 4504, 5630, 8240, 9008, 11260, 22520, 45040, 57989, 115978, 231956, 289945, 463912, 579890, 927824, 1159780, 2319560, 4639120]

約数ペア:

[(1, 4639120), (2, 2319560), (4, 1159780), (5, 927824), (8, 579890), (10, 463912), (16, 289945), (20, 231956), (40, 115978), (80, 57989), (103, 45040), (206, 22520), (412, 11260), (515, 9008), (563, 8240), (824, 5630), (1030, 4504), (1126, 4120), (1648, 2815), (2060, 2252)]