3974480

素因数分解:

$2^4\times 5^1\times {\mathrm{49681}}^1$

素因数の和:49694

約数の個数: 20

約数和(自身を含む): 9240852

約数和(自身を除く): 5266372

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 49681, 99362, 198724, 248405, 397448, 496810, 794896, 993620, 1987240, 3974480]

約数ペア:

[(1, 3974480), (2, 1987240), (4, 993620), (5, 794896), (8, 496810), (10, 397448), (16, 248405), (20, 198724), (40, 99362), (80, 49681)]