2492560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{4451}}^1$

素因数の和:4471

約数の個数: 40

約数和(自身を含む): 6624576

約数和(自身を除く): 4132016

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 4451, 8902, 17804, 22255, 31157, 35608, 44510, 62314, 71216, 89020, 124628, 155785, 178040, 249256, 311570, 356080, 498512, 623140, 1246280, 2492560]

約数ペア:

[(1, 2492560), (2, 1246280), (4, 623140), (5, 498512), (7, 356080), (8, 311570), (10, 249256), (14, 178040), (16, 155785), (20, 124628), (28, 89020), (35, 71216), (40, 62314), (56, 44510), (70, 35608), (80, 31157), (112, 22255), (140, 17804), (280, 8902), (560, 4451)]