9255640

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:220

約数の個数: 64

約数和(自身を含む): 22032000

約数和(自身を除く): 12776360

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 79, 101, 116, 145, 158, 202, 232, 290, 316, 395, 404, 505, 580, 632, 790, 808, 1010, 1160, 1580, 2020, 2291, 2929, 3160, 4040, 4582, 5858, 7979, 9164, 11455, 11716, 14645, 15958, 18328, 22910, 23432, 29290, 31916, 39895, 45820, 58580, 63832, 79790, 91640, 117160, 159580, 231391, 319160, 462782, 925564, 1156955, 1851128, 2313910, 4627820, 9255640]

約数ペア:

[(1, 9255640), (2, 4627820), (4, 2313910), (5, 1851128), (8, 1156955), (10, 925564), (20, 462782), (29, 319160), (40, 231391), (58, 159580), (79, 117160), (101, 91640), (116, 79790), (145, 63832), (158, 58580), (202, 45820), (232, 39895), (290, 31916), (316, 29290), (395, 23432), (404, 22910), (505, 18328), (580, 15958), (632, 14645), (790, 11716), (808, 11455), (1010, 9164), (1160, 7979), (1580, 5858), (2020, 4582), (2291, 4040), (2929, 3160)]