47977960

素因数分解:

$2^3\times 5^1\times {\mathrm{307}}^1\times {\mathrm{3907}}^1$

素因数の和:4225

約数の個数: 32

約数和(自身を含む): 108329760

約数和(自身を除く): 60351800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 307, 614, 1228, 1535, 2456, 3070, 3907, 6140, 7814, 12280, 15628, 19535, 31256, 39070, 78140, 156280, 1199449, 2398898, 4797796, 5997245, 9595592, 11994490, 23988980, 47977960]

約数ペア:

[(1, 47977960), (2, 23988980), (4, 11994490), (5, 9595592), (8, 5997245), (10, 4797796), (20, 2398898), (40, 1199449), (307, 156280), (614, 78140), (1228, 39070), (1535, 31256), (2456, 19535), (3070, 15628), (3907, 12280), (6140, 7814)]