7491920

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1319}}^1$

素因数の和:1403

約数の個数: 40

約数和(自身を含む): 17677440

約数和(自身を除く): 10185520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1319, 1420, 2638, 2840, 5276, 5680, 6595, 10552, 13190, 21104, 26380, 52760, 93649, 105520, 187298, 374596, 468245, 749192, 936490, 1498384, 1872980, 3745960, 7491920]

約数ペア:

[(1, 7491920), (2, 3745960), (4, 1872980), (5, 1498384), (8, 936490), (10, 749192), (16, 468245), (20, 374596), (40, 187298), (71, 105520), (80, 93649), (142, 52760), (284, 26380), (355, 21104), (568, 13190), (710, 10552), (1136, 6595), (1319, 5680), (1420, 5276), (2638, 2840)]