2922760

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{821}}^1$

素因数の和:921

約数の個数: 32

約数和(自身を含む): 6658200

約数和(自身を除く): 3735440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 821, 890, 1642, 1780, 3284, 3560, 4105, 6568, 8210, 16420, 32840, 73069, 146138, 292276, 365345, 584552, 730690, 1461380, 2922760]

約数ペア:

[(1, 2922760), (2, 1461380), (4, 730690), (5, 584552), (8, 365345), (10, 292276), (20, 146138), (40, 73069), (89, 32840), (178, 16420), (356, 8210), (445, 6568), (712, 4105), (821, 3560), (890, 3284), (1642, 1780)]