4553240

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1279}}^1$

素因数の和:1379

約数の個数: 32

約数和(自身を含む): 10368000

約数和(自身を除く): 5814760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1279, 1780, 2558, 3560, 5116, 6395, 10232, 12790, 25580, 51160, 113831, 227662, 455324, 569155, 910648, 1138310, 2276620, 4553240]

約数ペア:

[(1, 4553240), (2, 2276620), (4, 1138310), (5, 910648), (8, 569155), (10, 455324), (20, 227662), (40, 113831), (89, 51160), (178, 25580), (356, 12790), (445, 10232), (712, 6395), (890, 5116), (1279, 3560), (1780, 2558)]