201770420

素因数分解:

$2^2\times 5^1\times {\mathrm{1213}}^1\times {\mathrm{8317}}^1$

素因数の和:9539

約数の個数: 24

約数和(自身を含む): 424118184

約数和(自身を除く): 222347764

約数列:

[1, 2, 4, 5, 10, 20, 1213, 2426, 4852, 6065, 8317, 12130, 16634, 24260, 33268, 41585, 83170, 166340, 10088521, 20177042, 40354084, 50442605, 100885210, 201770420]

約数ペア:

[(1, 201770420), (2, 100885210), (4, 50442605), (5, 40354084), (10, 20177042), (20, 10088521), (1213, 166340), (2426, 83170), (4852, 41585), (6065, 33268), (8317, 24260), (12130, 16634)]