11465240

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{6991}}^1$

素因数の和:7043

約数の個数: 32

約数和(自身を含む): 26429760

約数和(自身を除く): 14964520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 6991, 13982, 27964, 34955, 55928, 69910, 139820, 279640, 286631, 573262, 1146524, 1433155, 2293048, 2866310, 5732620, 11465240]

約数ペア:

[(1, 11465240), (2, 5732620), (4, 2866310), (5, 2293048), (8, 1433155), (10, 1146524), (20, 573262), (40, 286631), (41, 279640), (82, 139820), (164, 69910), (205, 55928), (328, 34955), (410, 27964), (820, 13982), (1640, 6991)]