2721250

素因数分解:

$2^1\times 5^4\times 7^1\times {\mathrm{311}}^1$

素因数の和:340

約数の個数: 40

約数和(自身を含む): 5848128

約数和(自身を除く): 3126878

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 125, 175, 250, 311, 350, 622, 625, 875, 1250, 1555, 1750, 2177, 3110, 4354, 4375, 7775, 8750, 10885, 15550, 21770, 38875, 54425, 77750, 108850, 194375, 272125, 388750, 544250, 1360625, 2721250]

約数ペア:

[(1, 2721250), (2, 1360625), (5, 544250), (7, 388750), (10, 272125), (14, 194375), (25, 108850), (35, 77750), (50, 54425), (70, 38875), (125, 21770), (175, 15550), (250, 10885), (311, 8750), (350, 7775), (622, 4375), (625, 4354), (875, 3110), (1250, 2177), (1555, 1750)]