15054220

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{24281}}^1$

素因数の和:24321

約数の個数: 24

約数和(自身を含む): 32635008

約数和(自身を除く): 17580788

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 24281, 48562, 97124, 121405, 242810, 485620, 752711, 1505422, 3010844, 3763555, 7527110, 15054220]

約数ペア:

[(1, 15054220), (2, 7527110), (4, 3763555), (5, 3010844), (10, 1505422), (20, 752711), (31, 485620), (62, 242810), (124, 121405), (155, 97124), (310, 48562), (620, 24281)]