2708120

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{857}}^1$

素因数の和:947

約数の個数: 32

約数和(自身を含む): 6177600

約数和(自身を除く): 3469480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 857, 1580, 1714, 3160, 3428, 4285, 6856, 8570, 17140, 34280, 67703, 135406, 270812, 338515, 541624, 677030, 1354060, 2708120]

約数ペア:

[(1, 2708120), (2, 1354060), (4, 677030), (5, 541624), (8, 338515), (10, 270812), (20, 135406), (40, 67703), (79, 34280), (158, 17140), (316, 8570), (395, 6856), (632, 4285), (790, 3428), (857, 3160), (1580, 1714)]