22889080

素因数分解:

$2^3\times 5^1\times {\mathrm{401}}^1\times {\mathrm{1427}}^1$

素因数の和:1839

約数の個数: 32

約数和(自身を含む): 51665040

約数和(自身を除く): 28775960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 401, 802, 1427, 1604, 2005, 2854, 3208, 4010, 5708, 7135, 8020, 11416, 14270, 16040, 28540, 57080, 572227, 1144454, 2288908, 2861135, 4577816, 5722270, 11444540, 22889080]

約数ペア:

[(1, 22889080), (2, 11444540), (4, 5722270), (5, 4577816), (8, 2861135), (10, 2288908), (20, 1144454), (40, 572227), (401, 57080), (802, 28540), (1427, 16040), (1604, 14270), (2005, 11416), (2854, 8020), (3208, 7135), (4010, 5708)]