8269640

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{7129}}^1$

素因数の和:7169

約数の個数: 32

約数和(自身を含む): 19251000

約数和(自身を除く): 10981360

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 7129, 14258, 28516, 35645, 57032, 71290, 142580, 206741, 285160, 413482, 826964, 1033705, 1653928, 2067410, 4134820, 8269640]

約数ペア:

[(1, 8269640), (2, 4134820), (4, 2067410), (5, 1653928), (8, 1033705), (10, 826964), (20, 413482), (29, 285160), (40, 206741), (58, 142580), (116, 71290), (145, 57032), (232, 35645), (290, 28516), (580, 14258), (1160, 7129)]