39775160

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{21157}}^1$

素因数の和:21215

約数の個数: 32

約数和(自身を含む): 91402560

約数和(自身を除く): 51627400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 21157, 42314, 84628, 105785, 169256, 211570, 423140, 846280, 994379, 1988758, 3977516, 4971895, 7955032, 9943790, 19887580, 39775160]

約数ペア:

[(1, 39775160), (2, 19887580), (4, 9943790), (5, 7955032), (8, 4971895), (10, 3977516), (20, 1988758), (40, 994379), (47, 846280), (94, 423140), (188, 211570), (235, 169256), (376, 105785), (470, 84628), (940, 42314), (1880, 21157)]