1080440000

素因数分解:

$2^6\times 5^4\times {\mathrm{27011}}^1$

素因数の和:27043

約数の個数: 70

約数和(自身を含む): 2679239244

約数和(自身を除く): 1598799244

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 160, 200, 250, 320, 400, 500, 625, 800, 1000, 1250, 1600, 2000, 2500, 4000, 5000, 8000, 10000, 20000, 27011, 40000, 54022, 108044, 135055, 216088, 270110, 432176, 540220, 675275, 864352, 1080440, 1350550, 1728704, 2160880, 2701100, 3376375, 4321760, 5402200, 6752750, 8643520, 10804400, 13505500, 16881875, 21608800, 27011000, 33763750, 43217600, 54022000, 67527500, 108044000, 135055000, 216088000, 270110000, 540220000, 1080440000]

約数ペア:

[(1, 1080440000), (2, 540220000), (4, 270110000), (5, 216088000), (8, 135055000), (10, 108044000), (16, 67527500), (20, 54022000), (25, 43217600), (32, 33763750), (40, 27011000), (50, 21608800), (64, 16881875), (80, 13505500), (100, 10804400), (125, 8643520), (160, 6752750), (200, 5402200), (250, 4321760), (320, 3376375), (400, 2701100), (500, 2160880), (625, 1728704), (800, 1350550), (1000, 1080440), (1250, 864352), (1600, 675275), (2000, 540220), (2500, 432176), (4000, 270110), (5000, 216088), (8000, 135055), (10000, 108044), (20000, 54022), (27011, 40000)]