4947640

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{3343}}^1$

素因数の和:3391

約数の個数: 32

約数和(自身を含む): 11436480

約数和(自身を除く): 6488840

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 3343, 6686, 13372, 16715, 26744, 33430, 66860, 123691, 133720, 247382, 494764, 618455, 989528, 1236910, 2473820, 4947640]

約数ペア:

[(1, 4947640), (2, 2473820), (4, 1236910), (5, 989528), (8, 618455), (10, 494764), (20, 247382), (37, 133720), (40, 123691), (74, 66860), (148, 33430), (185, 26744), (296, 16715), (370, 13372), (740, 6686), (1480, 3343)]