2394640

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{809}}^1$

素因数の和:859

約数の個数: 40

約数和(自身を含む): 5725080

約数和(自身を除く): 3330440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 809, 1480, 1618, 2960, 3236, 4045, 6472, 8090, 12944, 16180, 29933, 32360, 59866, 64720, 119732, 149665, 239464, 299330, 478928, 598660, 1197320, 2394640]

約数ペア:

[(1, 2394640), (2, 1197320), (4, 598660), (5, 478928), (8, 299330), (10, 239464), (16, 149665), (20, 119732), (37, 64720), (40, 59866), (74, 32360), (80, 29933), (148, 16180), (185, 12944), (296, 8090), (370, 6472), (592, 4045), (740, 3236), (809, 2960), (1480, 1618)]