8278490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1$

素因数の和:287

約数の個数: 64

約数和(自身を含む): 18195840

約数和(自身を除く): 9917350

約数列:

[1, 2, 5, 10, 11, 17, 19, 22, 34, 38, 55, 85, 95, 110, 170, 187, 190, 209, 233, 323, 374, 418, 466, 646, 935, 1045, 1165, 1615, 1870, 2090, 2330, 2563, 3230, 3553, 3961, 4427, 5126, 7106, 7922, 8854, 12815, 17765, 19805, 22135, 25630, 35530, 39610, 43571, 44270, 48697, 75259, 87142, 97394, 150518, 217855, 243485, 376295, 435710, 486970, 752590, 827849, 1655698, 4139245, 8278490]

約数ペア:

[(1, 8278490), (2, 4139245), (5, 1655698), (10, 827849), (11, 752590), (17, 486970), (19, 435710), (22, 376295), (34, 243485), (38, 217855), (55, 150518), (85, 97394), (95, 87142), (110, 75259), (170, 48697), (187, 44270), (190, 43571), (209, 39610), (233, 35530), (323, 25630), (374, 22135), (418, 19805), (466, 17765), (646, 12815), (935, 8854), (1045, 7922), (1165, 7106), (1615, 5126), (1870, 4427), (2090, 3961), (2330, 3553), (2563, 3230)]