23147240

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{5309}}^1$

素因数の和:5429

約数の個数: 32

約数和(自身を含む): 52569000

約数和(自身を除く): 29421760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 5309, 10618, 21236, 26545, 42472, 53090, 106180, 212360, 578681, 1157362, 2314724, 2893405, 4629448, 5786810, 11573620, 23147240]

約数ペア:

[(1, 23147240), (2, 11573620), (4, 5786810), (5, 4629448), (8, 2893405), (10, 2314724), (20, 1157362), (40, 578681), (109, 212360), (218, 106180), (436, 53090), (545, 42472), (872, 26545), (1090, 21236), (2180, 10618), (4360, 5309)]