204528910

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1\times {\mathrm{2237}}^1$

素因数の和:2508

約数の個数: 32

約数和(自身を含む): 378991872

約数和(自身を除く): 174462962

約数列:

[1, 2, 5, 10, 41, 82, 205, 223, 410, 446, 1115, 2230, 2237, 4474, 9143, 11185, 18286, 22370, 45715, 91430, 91717, 183434, 458585, 498851, 917170, 997702, 2494255, 4988510, 20452891, 40905782, 102264455, 204528910]

約数ペア:

[(1, 204528910), (2, 102264455), (5, 40905782), (10, 20452891), (41, 4988510), (82, 2494255), (205, 997702), (223, 917170), (410, 498851), (446, 458585), (1115, 183434), (2230, 91717), (2237, 91430), (4474, 45715), (9143, 22370), (11185, 18286)]