22831880

素因数分解:

$2^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{2221}}^1$

素因数の和:2489

約数の個数: 32

約数和(自身を含む): 51594840

約数和(自身を除く): 28762960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 257, 514, 1028, 1285, 2056, 2221, 2570, 4442, 5140, 8884, 10280, 11105, 17768, 22210, 44420, 88840, 570797, 1141594, 2283188, 2853985, 4566376, 5707970, 11415940, 22831880]

約数ペア:

[(1, 22831880), (2, 11415940), (4, 5707970), (5, 4566376), (8, 2853985), (10, 2283188), (20, 1141594), (40, 570797), (257, 88840), (514, 44420), (1028, 22210), (1285, 17768), (2056, 11105), (2221, 10280), (2570, 8884), (4442, 5140)]