2678500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{487}}^1$

素因数の和:517

約数の個数: 48

約数和(自身を含む): 6394752

約数和(自身を除く): 3716252

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 125, 220, 250, 275, 487, 500, 550, 974, 1100, 1375, 1948, 2435, 2750, 4870, 5357, 5500, 9740, 10714, 12175, 21428, 24350, 26785, 48700, 53570, 60875, 107140, 121750, 133925, 243500, 267850, 535700, 669625, 1339250, 2678500]

約数ペア:

[(1, 2678500), (2, 1339250), (4, 669625), (5, 535700), (10, 267850), (11, 243500), (20, 133925), (22, 121750), (25, 107140), (44, 60875), (50, 53570), (55, 48700), (100, 26785), (110, 24350), (125, 21428), (220, 12175), (250, 10714), (275, 9740), (487, 5500), (500, 5357), (550, 4870), (974, 2750), (1100, 2435), (1375, 1948)]