199456720

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{53047}}^1$

素因数の和:53107

約数の個数: 40

約数和(自身を含む): 473612544

約数和(自身を除く): 274155824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3760, 53047, 106094, 212188, 265235, 424376, 530470, 848752, 1060940, 2121880, 2493209, 4243760, 4986418, 9972836, 12466045, 19945672, 24932090, 39891344, 49864180, 99728360, 199456720]

約数ペア:

[(1, 199456720), (2, 99728360), (4, 49864180), (5, 39891344), (8, 24932090), (10, 19945672), (16, 12466045), (20, 9972836), (40, 4986418), (47, 4243760), (80, 2493209), (94, 2121880), (188, 1060940), (235, 848752), (376, 530470), (470, 424376), (752, 265235), (940, 212188), (1880, 106094), (3760, 53047)]