13884340

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{4259}}^1$

素因数の和:4431

約数の個数: 24

約数和(自身を含む): 29342880

約数和(自身を除く): 15458540

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 4259, 8518, 17036, 21295, 42590, 85180, 694217, 1388434, 2776868, 3471085, 6942170, 13884340]

約数ペア:

[(1, 13884340), (2, 6942170), (4, 3471085), (5, 2776868), (10, 1388434), (20, 694217), (163, 85180), (326, 42590), (652, 21295), (815, 17036), (1630, 8518), (3260, 4259)]