320611490

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1393963}}^1$

素因数の和:1393993

約数の個数: 16

約数和(自身を含む): 602192448

約数和(自身を除く): 281580958

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 1393963, 2787926, 6969815, 13939630, 32061149, 64122298, 160305745, 320611490]

約数ペア:

[(1, 320611490), (2, 160305745), (5, 64122298), (10, 32061149), (23, 13939630), (46, 6969815), (115, 2787926), (230, 1393963)]