2420860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9311}}^1$

素因数の和:9333

約数の個数: 24

約数和(自身を含む): 5475456

約数和(自身を除く): 3054596

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 9311, 18622, 37244, 46555, 93110, 121043, 186220, 242086, 484172, 605215, 1210430, 2420860]

約数ペア:

[(1, 2420860), (2, 1210430), (4, 605215), (5, 484172), (10, 242086), (13, 186220), (20, 121043), (26, 93110), (52, 46555), (65, 37244), (130, 18622), (260, 9311)]