22147240

素因数分解:

$2^3\times 5^1\times {\mathrm{553681}}^1$

素因数の和:553692

約数の個数: 16

約数和(自身を含む): 49831380

約数和(自身を除く): 27684140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 553681, 1107362, 2214724, 2768405, 4429448, 5536810, 11073620, 22147240]

約数ペア:

[(1, 22147240), (2, 11073620), (4, 5536810), (5, 4429448), (8, 2768405), (10, 2214724), (20, 1107362), (40, 553681)]