28997090

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{1051}}^1$

素因数の和:1178

約数の個数: 32

約数和(自身を含む): 54535680

約数和(自身を除く): 25538590

約数列:

[1, 2, 5, 10, 31, 62, 89, 155, 178, 310, 445, 890, 1051, 2102, 2759, 5255, 5518, 10510, 13795, 27590, 32581, 65162, 93539, 162905, 187078, 325810, 467695, 935390, 2899709, 5799418, 14498545, 28997090]

約数ペア:

[(1, 28997090), (2, 14498545), (5, 5799418), (10, 2899709), (31, 935390), (62, 467695), (89, 325810), (155, 187078), (178, 162905), (310, 93539), (445, 65162), (890, 32581), (1051, 27590), (2102, 13795), (2759, 10510), (5255, 5518)]