39879080

素因数分解:

$2^3\times 5^1\times {\mathrm{967}}^1\times {\mathrm{1031}}^1$

素因数の和:2009

約数の個数: 32

約数和(自身を含む): 89907840

約数和(自身を除く): 50028760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 967, 1031, 1934, 2062, 3868, 4124, 4835, 5155, 7736, 8248, 9670, 10310, 19340, 20620, 38680, 41240, 996977, 1993954, 3987908, 4984885, 7975816, 9969770, 19939540, 39879080]

約数ペア:

[(1, 39879080), (2, 19939540), (4, 9969770), (5, 7975816), (8, 4984885), (10, 3987908), (20, 1993954), (40, 996977), (967, 41240), (1031, 38680), (1934, 20620), (2062, 19340), (3868, 10310), (4124, 9670), (4835, 8248), (5155, 7736)]