2798660

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{3413}}^1$

素因数の和:3463

約数の個数: 24

約数和(自身を含む): 6022296

約数和(自身を除く): 3223636

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 3413, 6826, 13652, 17065, 34130, 68260, 139933, 279866, 559732, 699665, 1399330, 2798660]

約数ペア:

[(1, 2798660), (2, 1399330), (4, 699665), (5, 559732), (10, 279866), (20, 139933), (41, 68260), (82, 34130), (164, 17065), (205, 13652), (410, 6826), (820, 3413)]