91388680

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{48611}}^1$

素因数の和:48669

約数の個数: 32

約数和(自身を含む): 210003840

約数和(自身を除く): 118615160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 48611, 97222, 194444, 243055, 388888, 486110, 972220, 1944440, 2284717, 4569434, 9138868, 11423585, 18277736, 22847170, 45694340, 91388680]

約数ペア:

[(1, 91388680), (2, 45694340), (4, 22847170), (5, 18277736), (8, 11423585), (10, 9138868), (20, 4569434), (40, 2284717), (47, 1944440), (94, 972220), (188, 486110), (235, 388888), (376, 243055), (470, 194444), (940, 97222), (1880, 48611)]