48698420

素因数分解:

$2^2\times 5^1\times {\mathrm{1289}}^1\times {\mathrm{1889}}^1$

素因数の和:3187

約数の個数: 24

約数和(自身を含む): 102400200

約数和(自身を除く): 53701780

約数列:

[1, 2, 4, 5, 10, 20, 1289, 1889, 2578, 3778, 5156, 6445, 7556, 9445, 12890, 18890, 25780, 37780, 2434921, 4869842, 9739684, 12174605, 24349210, 48698420]

約数ペア:

[(1, 48698420), (2, 24349210), (4, 12174605), (5, 9739684), (10, 4869842), (20, 2434921), (1289, 37780), (1889, 25780), (2578, 18890), (3778, 12890), (5156, 9445), (6445, 7556)]