22657580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{569}}^1$

素因数の和:770

約数の個数: 48

約数和(自身を含む): 52284960

約数和(自身を除く): 29627380

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 181, 220, 362, 569, 724, 905, 1138, 1810, 1991, 2276, 2845, 3620, 3982, 5690, 6259, 7964, 9955, 11380, 12518, 19910, 25036, 31295, 39820, 62590, 102989, 125180, 205978, 411956, 514945, 1029890, 1132879, 2059780, 2265758, 4531516, 5664395, 11328790, 22657580]

約数ペア:

[(1, 22657580), (2, 11328790), (4, 5664395), (5, 4531516), (10, 2265758), (11, 2059780), (20, 1132879), (22, 1029890), (44, 514945), (55, 411956), (110, 205978), (181, 125180), (220, 102989), (362, 62590), (569, 39820), (724, 31295), (905, 25036), (1138, 19910), (1810, 12518), (1991, 11380), (2276, 9955), (2845, 7964), (3620, 6259), (3982, 5690)]