40522100

素因数分解:

$2^2\times 5^2\times {\mathrm{405221}}^1$

素因数の和:405235

約数の個数: 18

約数和(自身を含む): 87933174

約数和(自身を除く): 47411074

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 405221, 810442, 1620884, 2026105, 4052210, 8104420, 10130525, 20261050, 40522100]

約数ペア:

[(1, 40522100), (2, 20261050), (4, 10130525), (5, 8104420), (10, 4052210), (20, 2026105), (25, 1620884), (50, 810442), (100, 405221)]