201648880

素因数分解:

$2^4\times 5^1\times {\mathrm{2520611}}^1$

素因数の和:2520624

約数の個数: 20

約数和(自身を含む): 468833832

約数和(自身を除く): 267184952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2520611, 5041222, 10082444, 12603055, 20164888, 25206110, 40329776, 50412220, 100824440, 201648880]

約数ペア:

[(1, 201648880), (2, 100824440), (4, 50412220), (5, 40329776), (8, 25206110), (10, 20164888), (16, 12603055), (20, 10082444), (40, 5041222), (80, 2520611)]