2886910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{419}}^1$

素因数の和:492

約数の個数: 32

約数和(自身を含む): 5715360

約数和(自身を除く): 2828450

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 106, 130, 265, 419, 530, 689, 838, 1378, 2095, 3445, 4190, 5447, 6890, 10894, 22207, 27235, 44414, 54470, 111035, 222070, 288691, 577382, 1443455, 2886910]

約数ペア:

[(1, 2886910), (2, 1443455), (5, 577382), (10, 288691), (13, 222070), (26, 111035), (53, 54470), (65, 44414), (106, 27235), (130, 22207), (265, 10894), (419, 6890), (530, 5447), (689, 4190), (838, 3445), (1378, 2095)]