201570920

素因数分解:

$2^3\times 5^1\times {\mathrm{5039273}}^1$

素因数の和:5039284

約数の個数: 16

約数和(自身を含む): 453534660

約数和(自身を除く): 251963740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5039273, 10078546, 20157092, 25196365, 40314184, 50392730, 100785460, 201570920]

約数ペア:

[(1, 201570920), (2, 100785460), (4, 50392730), (5, 40314184), (8, 25196365), (10, 20157092), (20, 10078546), (40, 5039273)]