2080256890

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{3925013}}^1$

素因数の和:3925073

約数の個数: 16

約数和(自身を含む): 3815113608

約数和(自身を除く): 1734856718

約数列:

[1, 2, 5, 10, 53, 106, 265, 530, 3925013, 7850026, 19625065, 39250130, 208025689, 416051378, 1040128445, 2080256890]

約数ペア:

[(1, 2080256890), (2, 1040128445), (5, 416051378), (10, 208025689), (53, 39250130), (106, 19625065), (265, 7850026), (530, 3925013)]