11885540

素因数分解:

$2^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{1453}}^1$

素因数の和:1871

約数の個数: 24

約数和(自身を含む): 25037880

約数和(自身を除く): 13152340

約数列:

[1, 2, 4, 5, 10, 20, 409, 818, 1453, 1636, 2045, 2906, 4090, 5812, 7265, 8180, 14530, 29060, 594277, 1188554, 2377108, 2971385, 5942770, 11885540]

約数ペア:

[(1, 11885540), (2, 5942770), (4, 2971385), (5, 2377108), (10, 1188554), (20, 594277), (409, 29060), (818, 14530), (1453, 8180), (1636, 7265), (2045, 5812), (2906, 4090)]