28306380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{673}}^1\times {\mathrm{701}}^1$

素因数の和:1386

約数の個数: 48

約数和(自身を含む): 79488864

約数和(自身を除く): 51182484

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 673, 701, 1346, 1402, 2019, 2103, 2692, 2804, 3365, 3505, 4038, 4206, 6730, 7010, 8076, 8412, 10095, 10515, 13460, 14020, 20190, 21030, 40380, 42060, 471773, 943546, 1415319, 1887092, 2358865, 2830638, 4717730, 5661276, 7076595, 9435460, 14153190, 28306380]

約数ペア:

[(1, 28306380), (2, 14153190), (3, 9435460), (4, 7076595), (5, 5661276), (6, 4717730), (10, 2830638), (12, 2358865), (15, 1887092), (20, 1415319), (30, 943546), (60, 471773), (673, 42060), (701, 40380), (1346, 21030), (1402, 20190), (2019, 14020), (2103, 13460), (2692, 10515), (2804, 10095), (3365, 8412), (3505, 8076), (4038, 7010), (4206, 6730)]