185388680

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{3181}}^1$

素因数の和:3270

約数の個数: 64

約数和(自身を含む): 439879680

約数和(自身を除く): 254491000

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 47, 62, 94, 124, 155, 188, 235, 248, 310, 376, 470, 620, 940, 1240, 1457, 1880, 2914, 3181, 5828, 6362, 7285, 11656, 12724, 14570, 15905, 25448, 29140, 31810, 58280, 63620, 98611, 127240, 149507, 197222, 299014, 394444, 493055, 598028, 747535, 788888, 986110, 1196056, 1495070, 1972220, 2990140, 3944440, 4634717, 5980280, 9269434, 18538868, 23173585, 37077736, 46347170, 92694340, 185388680]

約数ペア:

[(1, 185388680), (2, 92694340), (4, 46347170), (5, 37077736), (8, 23173585), (10, 18538868), (20, 9269434), (31, 5980280), (40, 4634717), (47, 3944440), (62, 2990140), (94, 1972220), (124, 1495070), (155, 1196056), (188, 986110), (235, 788888), (248, 747535), (310, 598028), (376, 493055), (470, 394444), (620, 299014), (940, 197222), (1240, 149507), (1457, 127240), (1880, 98611), (2914, 63620), (3181, 58280), (5828, 31810), (6362, 29140), (7285, 25448), (11656, 15905), (12724, 14570)]