1274000

素因数分解:

$2^4\times 5^3\times 7^2\times {\mathrm{13}}^1$

素因数の和:50

約数の個数: 120

約数和(自身を含む): 3859128

約数和(自身を除く): 2585128

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 35, 40, 49, 50, 52, 56, 65, 70, 80, 91, 98, 100, 104, 112, 125, 130, 140, 175, 182, 196, 200, 208, 245, 250, 260, 280, 325, 350, 364, 392, 400, 455, 490, 500, 520, 560, 637, 650, 700, 728, 784, 875, 910, 980, 1000, 1040, 1225, 1274, 1300, 1400, 1456, 1625, 1750, 1820, 1960, 2000, 2275, 2450, 2548, 2600, 2800, 3185, 3250, 3500, 3640, 3920, 4550, 4900, 5096, 5200, 6125, 6370, 6500, 7000, 7280, 9100, 9800, 10192, 11375, 12250, 12740, 13000, 14000, 15925, 18200, 19600, 22750, 24500, 25480, 26000, 31850, 36400, 45500, 49000, 50960, 63700, 79625, 91000, 98000, 127400, 159250, 182000, 254800, 318500, 637000, 1274000]

約数ペア:

[(1, 1274000), (2, 637000), (4, 318500), (5, 254800), (7, 182000), (8, 159250), (10, 127400), (13, 98000), (14, 91000), (16, 79625), (20, 63700), (25, 50960), (26, 49000), (28, 45500), (35, 36400), (40, 31850), (49, 26000), (50, 25480), (52, 24500), (56, 22750), (65, 19600), (70, 18200), (80, 15925), (91, 14000), (98, 13000), (100, 12740), (104, 12250), (112, 11375), (125, 10192), (130, 9800), (140, 9100), (175, 7280), (182, 7000), (196, 6500), (200, 6370), (208, 6125), (245, 5200), (250, 5096), (260, 4900), (280, 4550), (325, 3920), (350, 3640), (364, 3500), (392, 3250), (400, 3185), (455, 2800), (490, 2600), (500, 2548), (520, 2450), (560, 2275), (637, 2000), (650, 1960), (700, 1820), (728, 1750), (784, 1625), (875, 1456), (910, 1400), (980, 1300), (1000, 1274), (1040, 1225)]