23405570

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^2\times {\mathrm{197}}^1$

素因数の和:422

約数の個数: 24

約数和(自身を含む): 42735924

約数和(自身を除く): 19330354

約数列:

[1, 2, 5, 10, 109, 197, 218, 394, 545, 985, 1090, 1970, 11881, 21473, 23762, 42946, 59405, 107365, 118810, 214730, 2340557, 4681114, 11702785, 23405570]

約数ペア:

[(1, 23405570), (2, 11702785), (5, 4681114), (10, 2340557), (109, 214730), (197, 118810), (218, 107365), (394, 59405), (545, 42946), (985, 23762), (1090, 21473), (1970, 11881)]