1681140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{28019}}^1$

素因数の和:28031

約数の個数: 24

約数和(自身を含む): 4707360

約数和(自身を除く): 3026220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 28019, 56038, 84057, 112076, 140095, 168114, 280190, 336228, 420285, 560380, 840570, 1681140]

約数ペア:

[(1, 1681140), (2, 840570), (3, 560380), (4, 420285), (5, 336228), (6, 280190), (10, 168114), (12, 140095), (15, 112076), (20, 84057), (30, 56038), (60, 28019)]