28330180

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{34549}}^1$

素因数の和:34599

約数の個数: 24

約数和(自身を含む): 60946200

約数和(自身を除く): 32616020

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 34549, 69098, 138196, 172745, 345490, 690980, 1416509, 2833018, 5666036, 7082545, 14165090, 28330180]

約数ペア:

[(1, 28330180), (2, 14165090), (4, 7082545), (5, 5666036), (10, 2833018), (20, 1416509), (41, 690980), (82, 345490), (164, 172745), (205, 138196), (410, 69098), (820, 34549)]