169736260

素因数分解:

$2^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{21817}}^1$

素因数の和:22215

約数の個数: 24

約数和(自身を含む): 357378840

約数和(自身を除く): 187642580

約数列:

[1, 2, 4, 5, 10, 20, 389, 778, 1556, 1945, 3890, 7780, 21817, 43634, 87268, 109085, 218170, 436340, 8486813, 16973626, 33947252, 42434065, 84868130, 169736260]

約数ペア:

[(1, 169736260), (2, 84868130), (4, 42434065), (5, 33947252), (10, 16973626), (20, 8486813), (389, 436340), (778, 218170), (1556, 109085), (1945, 87268), (3890, 43634), (7780, 21817)]