870166070

素因数分解:

$2^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{390209}}^1$

素因数の和:390439

約数の個数: 16

約数和(自身を含む): 1573326720

約数和(自身を除く): 703160650

約数列:

[1, 2, 5, 10, 223, 446, 1115, 2230, 390209, 780418, 1951045, 3902090, 87016607, 174033214, 435083035, 870166070]

約数ペア:

[(1, 870166070), (2, 435083035), (5, 174033214), (10, 87016607), (223, 3902090), (446, 1951045), (1115, 780418), (2230, 390209)]