2070985

素因数分解:

$5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:205

約数の個数: 24

約数和(自身を含む): 2954880

約数和(自身を除く): 883895

約数列:

[1, 5, 7, 35, 49, 79, 107, 245, 395, 535, 553, 749, 2765, 3745, 3871, 5243, 8453, 19355, 26215, 42265, 59171, 295855, 414197, 2070985]

約数ペア:

[(1, 2070985), (5, 414197), (7, 295855), (35, 59171), (49, 42265), (79, 26215), (107, 19355), (245, 8453), (395, 5243), (535, 3871), (553, 3745), (749, 2765)]