8850440

素因数分解:

$2^3\times 5^1\times {\mathrm{221261}}^1$

素因数の和:221272

約数の個数: 16

約数和(自身を含む): 19913580

約数和(自身を除く): 11063140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 221261, 442522, 885044, 1106305, 1770088, 2212610, 4425220, 8850440]

約数ペア:

[(1, 8850440), (2, 4425220), (4, 2212610), (5, 1770088), (8, 1106305), (10, 885044), (20, 442522), (40, 221261)]