1897000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{271}}^1$

素因数の和:299

約数の個数: 64

約数和(自身を含む): 5091840

約数和(自身を除く): 3194840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 125, 140, 175, 200, 250, 271, 280, 350, 500, 542, 700, 875, 1000, 1084, 1355, 1400, 1750, 1897, 2168, 2710, 3500, 3794, 5420, 6775, 7000, 7588, 9485, 10840, 13550, 15176, 18970, 27100, 33875, 37940, 47425, 54200, 67750, 75880, 94850, 135500, 189700, 237125, 271000, 379400, 474250, 948500, 1897000]

約数ペア:

[(1, 1897000), (2, 948500), (4, 474250), (5, 379400), (7, 271000), (8, 237125), (10, 189700), (14, 135500), (20, 94850), (25, 75880), (28, 67750), (35, 54200), (40, 47425), (50, 37940), (56, 33875), (70, 27100), (100, 18970), (125, 15176), (140, 13550), (175, 10840), (200, 9485), (250, 7588), (271, 7000), (280, 6775), (350, 5420), (500, 3794), (542, 3500), (700, 2710), (875, 2168), (1000, 1897), (1084, 1750), (1355, 1400)]