15805460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71843}}^1$

素因数の和:71863

約数の個数: 24

約数和(自身を含む): 36209376

約数和(自身を除く): 20403916

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 71843, 143686, 287372, 359215, 718430, 790273, 1436860, 1580546, 3161092, 3951365, 7902730, 15805460]

約数ペア:

[(1, 15805460), (2, 7902730), (4, 3951365), (5, 3161092), (10, 1580546), (11, 1436860), (20, 790273), (22, 718430), (44, 359215), (55, 287372), (110, 143686), (220, 71843)]