202220840

素因数分解:

$2^3\times 5^1\times {\mathrm{5055521}}^1$

素因数の和:5055532

約数の個数: 16

約数和(自身を含む): 454996980

約数和(自身を除く): 252776140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5055521, 10111042, 20222084, 25277605, 40444168, 50555210, 101110420, 202220840]

約数ペア:

[(1, 202220840), (2, 101110420), (4, 50555210), (5, 40444168), (8, 25277605), (10, 20222084), (20, 10111042), (40, 5055521)]