4511720

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{757}}^1$

素因数の和:917

約数の個数: 32

約数和(自身を含む): 10233000

約数和(自身を除く): 5721280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 298, 596, 745, 757, 1192, 1490, 1514, 2980, 3028, 3785, 5960, 6056, 7570, 15140, 30280, 112793, 225586, 451172, 563965, 902344, 1127930, 2255860, 4511720]

約数ペア:

[(1, 4511720), (2, 2255860), (4, 1127930), (5, 902344), (8, 563965), (10, 451172), (20, 225586), (40, 112793), (149, 30280), (298, 15140), (596, 7570), (745, 6056), (757, 5960), (1192, 3785), (1490, 3028), (1514, 2980)]