159065840

素因数分解:

$2^4\times 5^1\times {\mathrm{1988323}}^1$

素因数の和:1988336

約数の個数: 20

約数和(自身を含む): 369828264

約数和(自身を除く): 210762424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1988323, 3976646, 7953292, 9941615, 15906584, 19883230, 31813168, 39766460, 79532920, 159065840]

約数ペア:

[(1, 159065840), (2, 79532920), (4, 39766460), (5, 31813168), (8, 19883230), (10, 15906584), (16, 9941615), (20, 7953292), (40, 3976646), (80, 1988323)]