1644980

素因数分解:

$2^2\times 5^1\times {\mathrm{233}}^1\times {\mathrm{353}}^1$

素因数の和:595

約数の個数: 24

約数和(自身を含む): 3479112

約数和(自身を除く): 1834132

約数列:

[1, 2, 4, 5, 10, 20, 233, 353, 466, 706, 932, 1165, 1412, 1765, 2330, 3530, 4660, 7060, 82249, 164498, 328996, 411245, 822490, 1644980]

約数ペア:

[(1, 1644980), (2, 822490), (4, 411245), (5, 328996), (10, 164498), (20, 82249), (233, 7060), (353, 4660), (466, 3530), (706, 2330), (932, 1765), (1165, 1412)]