1080620

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{761}}^1$

素因数の和:841

約数の個数: 24

約数和(自身を含む): 2304288

約数和(自身を除く): 1223668

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 761, 1420, 1522, 3044, 3805, 7610, 15220, 54031, 108062, 216124, 270155, 540310, 1080620]

約数ペア:

[(1, 1080620), (2, 540310), (4, 270155), (5, 216124), (10, 108062), (20, 54031), (71, 15220), (142, 7610), (284, 3805), (355, 3044), (710, 1522), (761, 1420)]