2641240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{9433}}^1$

素因数の和:9451

約数の個数: 32

約数和(自身を含む): 6792480

約数和(自身を除く): 4151240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 9433, 18866, 37732, 47165, 66031, 75464, 94330, 132062, 188660, 264124, 330155, 377320, 528248, 660310, 1320620, 2641240]

約数ペア:

[(1, 2641240), (2, 1320620), (4, 660310), (5, 528248), (7, 377320), (8, 330155), (10, 264124), (14, 188660), (20, 132062), (28, 94330), (35, 75464), (40, 66031), (56, 47165), (70, 37732), (140, 18866), (280, 9433)]