22118240

素因数分解:

$2^5\times 5^1\times {\mathrm{138239}}^1$

素因数の和:138254

約数の個数: 24

約数和(自身を含む): 52254720

約数和(自身を除く): 30136480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 138239, 276478, 552956, 691195, 1105912, 1382390, 2211824, 2764780, 4423648, 5529560, 11059120, 22118240]

約数ペア:

[(1, 22118240), (2, 11059120), (4, 5529560), (5, 4423648), (8, 2764780), (10, 2211824), (16, 1382390), (20, 1105912), (32, 691195), (40, 552956), (80, 276478), (160, 138239)]