22644400

素因数分解:

$2^4\times 5^2\times {\mathrm{56611}}^1$

素因数の和:56629

約数の個数: 30

約数和(自身を含む): 54404132

約数和(自身を除く): 31759732

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 56611, 113222, 226444, 283055, 452888, 566110, 905776, 1132220, 1415275, 2264440, 2830550, 4528880, 5661100, 11322200, 22644400]

約数ペア:

[(1, 22644400), (2, 11322200), (4, 5661100), (5, 4528880), (8, 2830550), (10, 2264440), (16, 1415275), (20, 1132220), (25, 905776), (40, 566110), (50, 452888), (80, 283055), (100, 226444), (200, 113222), (400, 56611)]