557366960

素因数分解:

$2^4\times 5^1\times {\mathrm{349}}^1\times {\mathrm{19963}}^1$

素因数の和:20325

約数の個数: 40

約数和(自身を含む): 1299656400

約数和(自身を除く): 742289440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 349, 698, 1396, 1745, 2792, 3490, 5584, 6980, 13960, 19963, 27920, 39926, 79852, 99815, 159704, 199630, 319408, 399260, 798520, 1597040, 6967087, 13934174, 27868348, 34835435, 55736696, 69670870, 111473392, 139341740, 278683480, 557366960]

約数ペア:

[(1, 557366960), (2, 278683480), (4, 139341740), (5, 111473392), (8, 69670870), (10, 55736696), (16, 34835435), (20, 27868348), (40, 13934174), (80, 6967087), (349, 1597040), (698, 798520), (1396, 399260), (1745, 319408), (2792, 199630), (3490, 159704), (5584, 99815), (6980, 79852), (13960, 39926), (19963, 27920)]