201882620

素因数分解:

$2^2\times 5^1\times {\mathrm{661}}^1\times {\mathrm{15271}}^1$

素因数の和:15941

約数の個数: 24

約数和(自身を含む): 424622688

約数和(自身を除く): 222740068

約数列:

[1, 2, 4, 5, 10, 20, 661, 1322, 2644, 3305, 6610, 13220, 15271, 30542, 61084, 76355, 152710, 305420, 10094131, 20188262, 40376524, 50470655, 100941310, 201882620]

約数ペア:

[(1, 201882620), (2, 100941310), (4, 50470655), (5, 40376524), (10, 20188262), (20, 10094131), (661, 305420), (1322, 152710), (2644, 76355), (3305, 61084), (6610, 30542), (13220, 15271)]