2865080

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1747}}^1$

素因数の和:1799

約数の個数: 32

約数和(自身を含む): 6607440

約数和(自身を除く): 3742360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 1747, 3494, 6988, 8735, 13976, 17470, 34940, 69880, 71627, 143254, 286508, 358135, 573016, 716270, 1432540, 2865080]

約数ペア:

[(1, 2865080), (2, 1432540), (4, 716270), (5, 573016), (8, 358135), (10, 286508), (20, 143254), (40, 71627), (41, 69880), (82, 34940), (164, 17470), (205, 13976), (328, 8735), (410, 6988), (820, 3494), (1640, 1747)]