4067480

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1667}}^1$

素因数の和:1739

約数の個数: 32

約数和(自身を含む): 9307440

約数和(自身を除く): 5239960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 1667, 2440, 3334, 6668, 8335, 13336, 16670, 33340, 66680, 101687, 203374, 406748, 508435, 813496, 1016870, 2033740, 4067480]

約数ペア:

[(1, 4067480), (2, 2033740), (4, 1016870), (5, 813496), (8, 508435), (10, 406748), (20, 203374), (40, 101687), (61, 66680), (122, 33340), (244, 16670), (305, 13336), (488, 8335), (610, 6668), (1220, 3334), (1667, 2440)]