2015354920

素因数分解:

$2^3\times 5^1\times {\mathrm{50383873}}^1$

素因数の和:50383884

約数の個数: 16

約数和(自身を含む): 4534548660

約数和(自身を除く): 2519193740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 50383873, 100767746, 201535492, 251919365, 403070984, 503838730, 1007677460, 2015354920]

約数ペア:

[(1, 2015354920), (2, 1007677460), (4, 503838730), (5, 403070984), (8, 251919365), (10, 201535492), (20, 100767746), (40, 50383873)]