201568880

素因数分解:

$2^4\times 5^1\times {\mathrm{2519611}}^1$

素因数の和:2519624

約数の個数: 20

約数和(自身を含む): 468647832

約数和(自身を除く): 267078952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2519611, 5039222, 10078444, 12598055, 20156888, 25196110, 40313776, 50392220, 100784440, 201568880]

約数ペア:

[(1, 201568880), (2, 100784440), (4, 50392220), (5, 40313776), (8, 25196110), (10, 20156888), (16, 12598055), (20, 10078444), (40, 5039222), (80, 2519611)]