5047480

素因数分解:

$2^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{491}}^1$

素因数の和:759

約数の個数: 32

約数和(自身を含む): 11424240

約数和(自身を除く): 6376760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 257, 491, 514, 982, 1028, 1285, 1964, 2056, 2455, 2570, 3928, 4910, 5140, 9820, 10280, 19640, 126187, 252374, 504748, 630935, 1009496, 1261870, 2523740, 5047480]

約数ペア:

[(1, 5047480), (2, 2523740), (4, 1261870), (5, 1009496), (8, 630935), (10, 504748), (20, 252374), (40, 126187), (257, 19640), (491, 10280), (514, 9820), (982, 5140), (1028, 4910), (1285, 3928), (1964, 2570), (2056, 2455)]