16813140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{280219}}^1$

素因数の和:280231

約数の個数: 24

約数和(自身を含む): 47076960

約数和(自身を除く): 30263820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 280219, 560438, 840657, 1120876, 1401095, 1681314, 2802190, 3362628, 4203285, 5604380, 8406570, 16813140]

約数ペア:

[(1, 16813140), (2, 8406570), (3, 5604380), (4, 4203285), (5, 3362628), (6, 2802190), (10, 1681314), (12, 1401095), (15, 1120876), (20, 840657), (30, 560438), (60, 280219)]