2843960

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{1451}}^1$

素因数の和:1476

約数の個数: 48

約数和(自身を含む): 7448760

約数和(自身を除く): 4604800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1451, 1960, 2902, 5804, 7255, 10157, 11608, 14510, 20314, 29020, 40628, 50785, 58040, 71099, 81256, 101570, 142198, 203140, 284396, 355495, 406280, 568792, 710990, 1421980, 2843960]

約数ペア:

[(1, 2843960), (2, 1421980), (4, 710990), (5, 568792), (7, 406280), (8, 355495), (10, 284396), (14, 203140), (20, 142198), (28, 101570), (35, 81256), (40, 71099), (49, 58040), (56, 50785), (70, 40628), (98, 29020), (140, 20314), (196, 14510), (245, 11608), (280, 10157), (392, 7255), (490, 5804), (980, 2902), (1451, 1960)]