22197640

素因数分解:

$2^3\times 5^1\times {\mathrm{167}}^1\times {\mathrm{3323}}^1$

素因数の和:3501

約数の個数: 32

約数和(自身を含む): 50258880

約数和(自身を除く): 28061240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 167, 334, 668, 835, 1336, 1670, 3323, 3340, 6646, 6680, 13292, 16615, 26584, 33230, 66460, 132920, 554941, 1109882, 2219764, 2774705, 4439528, 5549410, 11098820, 22197640]

約数ペア:

[(1, 22197640), (2, 11098820), (4, 5549410), (5, 4439528), (8, 2774705), (10, 2219764), (20, 1109882), (40, 554941), (167, 132920), (334, 66460), (668, 33230), (835, 26584), (1336, 16615), (1670, 13292), (3323, 6680), (3340, 6646)]