22225880

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{2879}}^1$

素因数の和:3083

約数の個数: 32

約数和(自身を含む): 50284800

約数和(自身を除く): 28058920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 386, 772, 965, 1544, 1930, 2879, 3860, 5758, 7720, 11516, 14395, 23032, 28790, 57580, 115160, 555647, 1111294, 2222588, 2778235, 4445176, 5556470, 11112940, 22225880]

約数ペア:

[(1, 22225880), (2, 11112940), (4, 5556470), (5, 4445176), (8, 2778235), (10, 2222588), (20, 1111294), (40, 555647), (193, 115160), (386, 57580), (772, 28790), (965, 23032), (1544, 14395), (1930, 11516), (2879, 7720), (3860, 5758)]