3913922020

素因数分解:

$2^2\times 5^1\times {\mathrm{195696101}}^1$

素因数の和:195696110

約数の個数: 12

約数和(自身を含む): 8219236284

約数和(自身を除く): 4305314264

約数列:

[1, 2, 4, 5, 10, 20, 195696101, 391392202, 782784404, 978480505, 1956961010, 3913922020]

約数ペア:

[(1, 3913922020), (2, 1956961010), (4, 978480505), (5, 782784404), (10, 391392202), (20, 195696101)]