13239080

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{113}}^1$

素因数の和:254

約数の個数: 64

約数和(自身を含む): 31395600

約数和(自身を除く): 18156520

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 101, 113, 116, 145, 202, 226, 232, 290, 404, 452, 505, 565, 580, 808, 904, 1010, 1130, 1160, 2020, 2260, 2929, 3277, 4040, 4520, 5858, 6554, 11413, 11716, 13108, 14645, 16385, 22826, 23432, 26216, 29290, 32770, 45652, 57065, 58580, 65540, 91304, 114130, 117160, 131080, 228260, 330977, 456520, 661954, 1323908, 1654885, 2647816, 3309770, 6619540, 13239080]

約数ペア:

[(1, 13239080), (2, 6619540), (4, 3309770), (5, 2647816), (8, 1654885), (10, 1323908), (20, 661954), (29, 456520), (40, 330977), (58, 228260), (101, 131080), (113, 117160), (116, 114130), (145, 91304), (202, 65540), (226, 58580), (232, 57065), (290, 45652), (404, 32770), (452, 29290), (505, 26216), (565, 23432), (580, 22826), (808, 16385), (904, 14645), (1010, 13108), (1130, 11716), (1160, 11413), (2020, 6554), (2260, 5858), (2929, 4520), (3277, 4040)]