2114780

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2579}}^1$

素因数の和:2629

約数の個数: 24

約数和(自身を含む): 4551120

約数和(自身を除く): 2436340

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 2579, 5158, 10316, 12895, 25790, 51580, 105739, 211478, 422956, 528695, 1057390, 2114780]

約数ペア:

[(1, 2114780), (2, 1057390), (4, 528695), (5, 422956), (10, 211478), (20, 105739), (41, 51580), (82, 25790), (164, 12895), (205, 10316), (410, 5158), (820, 2579)]