220710910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1447}}^1\times {\mathrm{2179}}^1$

素因数の和:3640

約数の個数: 32

約数和(自身を含む): 454556160

約数和(自身を除く): 233845250

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1447, 2179, 2894, 4358, 7235, 10129, 10895, 14470, 15253, 20258, 21790, 30506, 50645, 76265, 101290, 152530, 3153013, 6306026, 15765065, 22071091, 31530130, 44142182, 110355455, 220710910]

約数ペア:

[(1, 220710910), (2, 110355455), (5, 44142182), (7, 31530130), (10, 22071091), (14, 15765065), (35, 6306026), (70, 3153013), (1447, 152530), (2179, 101290), (2894, 76265), (4358, 50645), (7235, 30506), (10129, 21790), (10895, 20258), (14470, 15253)]