12278000

素因数分解:

$2^4\times 5^3\times 7^1\times {\mathrm{877}}^1$

素因数の和:907

約数の個数: 80

約数和(自身を含む): 33968064

約数和(自身を除く): 21690064

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 125, 140, 175, 200, 250, 280, 350, 400, 500, 560, 700, 875, 877, 1000, 1400, 1750, 1754, 2000, 2800, 3500, 3508, 4385, 6139, 7000, 7016, 8770, 12278, 14000, 14032, 17540, 21925, 24556, 30695, 35080, 43850, 49112, 61390, 70160, 87700, 98224, 109625, 122780, 153475, 175400, 219250, 245560, 306950, 350800, 438500, 491120, 613900, 767375, 877000, 1227800, 1534750, 1754000, 2455600, 3069500, 6139000, 12278000]

約数ペア:

[(1, 12278000), (2, 6139000), (4, 3069500), (5, 2455600), (7, 1754000), (8, 1534750), (10, 1227800), (14, 877000), (16, 767375), (20, 613900), (25, 491120), (28, 438500), (35, 350800), (40, 306950), (50, 245560), (56, 219250), (70, 175400), (80, 153475), (100, 122780), (112, 109625), (125, 98224), (140, 87700), (175, 70160), (200, 61390), (250, 49112), (280, 43850), (350, 35080), (400, 30695), (500, 24556), (560, 21925), (700, 17540), (875, 14032), (877, 14000), (1000, 12278), (1400, 8770), (1750, 7016), (1754, 7000), (2000, 6139), (2800, 4385), (3500, 3508)]