15674438420

素因数分解:

$2^2\times 5^1\times {\mathrm{661}}^1\times {\mathrm{1185661}}^1$

素因数の和:1186331

約数の個数: 24

約数和(自身を含む): 32966146248

約数和(自身を除く): 17291707828

約数列:

[1, 2, 4, 5, 10, 20, 661, 1322, 2644, 3305, 6610, 13220, 1185661, 2371322, 4742644, 5928305, 11856610, 23713220, 783721921, 1567443842, 3134887684, 3918609605, 7837219210, 15674438420]

約数ペア:

[(1, 15674438420), (2, 7837219210), (4, 3918609605), (5, 3134887684), (10, 1567443842), (20, 783721921), (661, 23713220), (1322, 11856610), (2644, 5928305), (3305, 4742644), (6610, 2371322), (13220, 1185661)]