25419260

素因数分解:

$2^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{4523}}^1$

素因数の和:4813

約数の個数: 24

約数和(自身を含む): 53582256

約数和(自身を除く): 28162996

約数列:

[1, 2, 4, 5, 10, 20, 281, 562, 1124, 1405, 2810, 4523, 5620, 9046, 18092, 22615, 45230, 90460, 1270963, 2541926, 5083852, 6354815, 12709630, 25419260]

約数ペア:

[(1, 25419260), (2, 12709630), (4, 6354815), (5, 5083852), (10, 2541926), (20, 1270963), (281, 90460), (562, 45230), (1124, 22615), (1405, 18092), (2810, 9046), (4523, 5620)]