201807580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{776183}}^1$

素因数の和:776205

約数の個数: 24

約数和(自身を含む): 456396192

約数和(自身を除く): 254588612

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 776183, 1552366, 3104732, 3880915, 7761830, 10090379, 15523660, 20180758, 40361516, 50451895, 100903790, 201807580]

約数ペア:

[(1, 201807580), (2, 100903790), (4, 50451895), (5, 40361516), (10, 20180758), (13, 15523660), (20, 10090379), (26, 7761830), (52, 3880915), (65, 3104732), (130, 1552366), (260, 776183)]