194215820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{571223}}^1$

素因数の和:571249

約数の個数: 24

約数和(自身を含む): 431845344

約数和(自身を除く): 237629524

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 571223, 1142446, 2284892, 2856115, 5712230, 9710791, 11424460, 19421582, 38843164, 48553955, 97107910, 194215820]

約数ペア:

[(1, 194215820), (2, 97107910), (4, 48553955), (5, 38843164), (10, 19421582), (17, 11424460), (20, 9710791), (34, 5712230), (68, 2856115), (85, 2284892), (170, 1142446), (340, 571223)]