239283220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{6287}}^1$

素因数の和:6480

約数の個数: 48

約数和(自身を含む): 551432448

約数和(自身を除く): 312149228

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 173, 220, 346, 692, 865, 1730, 1903, 3460, 3806, 6287, 7612, 9515, 12574, 19030, 25148, 31435, 38060, 62870, 69157, 125740, 138314, 276628, 345785, 691570, 1087651, 1383140, 2175302, 4350604, 5438255, 10876510, 11964161, 21753020, 23928322, 47856644, 59820805, 119641610, 239283220]

約数ペア:

[(1, 239283220), (2, 119641610), (4, 59820805), (5, 47856644), (10, 23928322), (11, 21753020), (20, 11964161), (22, 10876510), (44, 5438255), (55, 4350604), (110, 2175302), (173, 1383140), (220, 1087651), (346, 691570), (692, 345785), (865, 276628), (1730, 138314), (1903, 125740), (3460, 69157), (3806, 62870), (6287, 38060), (7612, 31435), (9515, 25148), (12574, 19030)]