22027940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{449}}^1$

素因数の和:692

約数の個数: 48

約数和(自身を含む): 50803200

約数和(自身を除く): 28775260

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 223, 446, 449, 892, 898, 1115, 1796, 2230, 2245, 2453, 4460, 4490, 4906, 4939, 8980, 9812, 9878, 12265, 19756, 24530, 24695, 49060, 49390, 98780, 100127, 200254, 400508, 500635, 1001270, 1101397, 2002540, 2202794, 4405588, 5506985, 11013970, 22027940]

約数ペア:

[(1, 22027940), (2, 11013970), (4, 5506985), (5, 4405588), (10, 2202794), (11, 2002540), (20, 1101397), (22, 1001270), (44, 500635), (55, 400508), (110, 200254), (220, 100127), (223, 98780), (446, 49390), (449, 49060), (892, 24695), (898, 24530), (1115, 19756), (1796, 12265), (2230, 9878), (2245, 9812), (2453, 8980), (4460, 4939), (4490, 4906)]