2636000

素因数分解:

$2^5\times 5^3\times {\mathrm{659}}^1$

素因数の和:684

約数の個数: 48

約数和(自身を含む): 6486480

約数和(自身を除く): 3850480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 659, 800, 1000, 1318, 2000, 2636, 3295, 4000, 5272, 6590, 10544, 13180, 16475, 21088, 26360, 32950, 52720, 65900, 82375, 105440, 131800, 164750, 263600, 329500, 527200, 659000, 1318000, 2636000]

約数ペア:

[(1, 2636000), (2, 1318000), (4, 659000), (5, 527200), (8, 329500), (10, 263600), (16, 164750), (20, 131800), (25, 105440), (32, 82375), (40, 65900), (50, 52720), (80, 32950), (100, 26360), (125, 21088), (160, 16475), (200, 13180), (250, 10544), (400, 6590), (500, 5272), (659, 4000), (800, 3295), (1000, 2636), (1318, 2000)]