28764200

素因数分解:

$2^3\times 5^2\times {\mathrm{143821}}^1$

素因数の和:143837

約数の個数: 24

約数和(自身を含む): 66877230

約数和(自身を除く): 38113030

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 143821, 287642, 575284, 719105, 1150568, 1438210, 2876420, 3595525, 5752840, 7191050, 14382100, 28764200]

約数ペア:

[(1, 28764200), (2, 14382100), (4, 7191050), (5, 5752840), (8, 3595525), (10, 2876420), (20, 1438210), (25, 1150568), (40, 719105), (50, 575284), (100, 287642), (200, 143821)]