39605960

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{21067}}^1$

素因数の和:21125

約数の個数: 32

約数和(自身を含む): 91013760

約数和(自身を除く): 51407800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 21067, 42134, 84268, 105335, 168536, 210670, 421340, 842680, 990149, 1980298, 3960596, 4950745, 7921192, 9901490, 19802980, 39605960]

約数ペア:

[(1, 39605960), (2, 19802980), (4, 9901490), (5, 7921192), (8, 4950745), (10, 3960596), (20, 1980298), (40, 990149), (47, 842680), (94, 421340), (188, 210670), (235, 168536), (376, 105335), (470, 84268), (940, 42134), (1880, 21067)]