12800790

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{142231}}^1$

素因数の和:142244

約数の個数: 24

約数和(自身を含む): 33282288

約数和(自身を除く): 20481498

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 142231, 284462, 426693, 711155, 853386, 1280079, 1422310, 2133465, 2560158, 4266930, 6400395, 12800790]

約数ペア:

[(1, 12800790), (2, 6400395), (3, 4266930), (5, 2560158), (6, 2133465), (9, 1422310), (10, 1280079), (15, 853386), (18, 711155), (30, 426693), (45, 284462), (90, 142231)]