20154710

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{69499}}^1$

素因数の和:69535

約数の個数: 16

約数和(自身を含む): 37530000

約数和(自身を除く): 17375290

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 69499, 138998, 347495, 694990, 2015471, 4030942, 10077355, 20154710]

約数ペア:

[(1, 20154710), (2, 10077355), (5, 4030942), (10, 2015471), (29, 694990), (58, 347495), (145, 138998), (290, 69499)]