9431080

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{1721}}^1$

素因数の和:1869

約数の個数: 32

約数和(自身を含む): 21387240

約数和(自身を除く): 11956160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 1721, 2740, 3442, 5480, 6884, 8605, 13768, 17210, 34420, 68840, 235777, 471554, 943108, 1178885, 1886216, 2357770, 4715540, 9431080]

約数ペア:

[(1, 9431080), (2, 4715540), (4, 2357770), (5, 1886216), (8, 1178885), (10, 943108), (20, 471554), (40, 235777), (137, 68840), (274, 34420), (548, 17210), (685, 13768), (1096, 8605), (1370, 6884), (1721, 5480), (2740, 3442)]