202947620

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{64633}}^1$

素因数の和:64799

約数の個数: 24

約数和(自身を含む): 428911224

約数和(自身を除く): 225963604

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 64633, 129266, 258532, 323165, 646330, 1292660, 10147381, 20294762, 40589524, 50736905, 101473810, 202947620]

約数ペア:

[(1, 202947620), (2, 101473810), (4, 50736905), (5, 40589524), (10, 20294762), (20, 10147381), (157, 1292660), (314, 646330), (628, 323165), (785, 258532), (1570, 129266), (3140, 64633)]