12421250

素因数分解:

$2^1\times 5^4\times {\mathrm{19}}^1\times {\mathrm{523}}^1$

素因数の和:564

約数の個数: 40

約数和(自身を含む): 24554640

約数和(自身を除く): 12133390

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 125, 190, 250, 475, 523, 625, 950, 1046, 1250, 2375, 2615, 4750, 5230, 9937, 11875, 13075, 19874, 23750, 26150, 49685, 65375, 99370, 130750, 248425, 326875, 496850, 653750, 1242125, 2484250, 6210625, 12421250]

約数ペア:

[(1, 12421250), (2, 6210625), (5, 2484250), (10, 1242125), (19, 653750), (25, 496850), (38, 326875), (50, 248425), (95, 130750), (125, 99370), (190, 65375), (250, 49685), (475, 26150), (523, 23750), (625, 19874), (950, 13075), (1046, 11875), (1250, 9937), (2375, 5230), (2615, 4750)]