534973780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{30781}}^1$

素因数の和:30880

約数の個数: 48

約数和(自身を含む): 1241130240

約数和(自身を除く): 706156460

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 79, 110, 158, 220, 316, 395, 790, 869, 1580, 1738, 3476, 4345, 8690, 17380, 30781, 61562, 123124, 153905, 307810, 338591, 615620, 677182, 1354364, 1692955, 2431699, 3385910, 4863398, 6771820, 9726796, 12158495, 24316990, 26748689, 48633980, 53497378, 106994756, 133743445, 267486890, 534973780]

約数ペア:

[(1, 534973780), (2, 267486890), (4, 133743445), (5, 106994756), (10, 53497378), (11, 48633980), (20, 26748689), (22, 24316990), (44, 12158495), (55, 9726796), (79, 6771820), (110, 4863398), (158, 3385910), (220, 2431699), (316, 1692955), (395, 1354364), (790, 677182), (869, 615620), (1580, 338591), (1738, 307810), (3476, 153905), (4345, 123124), (8690, 61562), (17380, 30781)]