22401640

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{9181}}^1$

素因数の和:9253

約数の個数: 32

約数和(自身を含む): 51235560

約数和(自身を除く): 28833920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 9181, 18362, 36724, 45905, 73448, 91810, 183620, 367240, 560041, 1120082, 2240164, 2800205, 4480328, 5600410, 11200820, 22401640]

約数ペア:

[(1, 22401640), (2, 11200820), (4, 5600410), (5, 4480328), (8, 2800205), (10, 2240164), (20, 1120082), (40, 560041), (61, 367240), (122, 183620), (244, 91810), (305, 73448), (488, 45905), (610, 36724), (1220, 18362), (2440, 9181)]