2615000

素因数分解:

$2^3\times 5^4\times {\mathrm{523}}^1$

素因数の和:549

約数の個数: 40

約数和(自身を含む): 6138660

約数和(自身を除く): 3523660

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 523, 625, 1000, 1046, 1250, 2092, 2500, 2615, 4184, 5000, 5230, 10460, 13075, 20920, 26150, 52300, 65375, 104600, 130750, 261500, 326875, 523000, 653750, 1307500, 2615000]

約数ペア:

[(1, 2615000), (2, 1307500), (4, 653750), (5, 523000), (8, 326875), (10, 261500), (20, 130750), (25, 104600), (40, 65375), (50, 52300), (100, 26150), (125, 20920), (200, 13075), (250, 10460), (500, 5230), (523, 5000), (625, 4184), (1000, 2615), (1046, 2500), (1250, 2092)]