13960000

素因数分解:

$2^6\times 5^4\times {\mathrm{349}}^1$

素因数の和:381

約数の個数: 70

約数和(自身を含む): 34715450

約数和(自身を除く): 20755450

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 160, 200, 250, 320, 349, 400, 500, 625, 698, 800, 1000, 1250, 1396, 1600, 1745, 2000, 2500, 2792, 3490, 4000, 5000, 5584, 6980, 8000, 8725, 10000, 11168, 13960, 17450, 20000, 22336, 27920, 34900, 40000, 43625, 55840, 69800, 87250, 111680, 139600, 174500, 218125, 279200, 349000, 436250, 558400, 698000, 872500, 1396000, 1745000, 2792000, 3490000, 6980000, 13960000]

約数ペア:

[(1, 13960000), (2, 6980000), (4, 3490000), (5, 2792000), (8, 1745000), (10, 1396000), (16, 872500), (20, 698000), (25, 558400), (32, 436250), (40, 349000), (50, 279200), (64, 218125), (80, 174500), (100, 139600), (125, 111680), (160, 87250), (200, 69800), (250, 55840), (320, 43625), (349, 40000), (400, 34900), (500, 27920), (625, 22336), (698, 20000), (800, 17450), (1000, 13960), (1250, 11168), (1396, 10000), (1600, 8725), (1745, 8000), (2000, 6980), (2500, 5584), (2792, 5000), (3490, 4000)]