2834000

素因数分解:

$2^4\times 5^3\times {\mathrm{13}}^1\times {\mathrm{109}}^1$

素因数の和:145

約数の個数: 80

約数和(自身を含む): 7447440

約数和(自身を除く): 4613440

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 109, 125, 130, 200, 208, 218, 250, 260, 325, 400, 436, 500, 520, 545, 650, 872, 1000, 1040, 1090, 1300, 1417, 1625, 1744, 2000, 2180, 2600, 2725, 2834, 3250, 4360, 5200, 5450, 5668, 6500, 7085, 8720, 10900, 11336, 13000, 13625, 14170, 21800, 22672, 26000, 27250, 28340, 35425, 43600, 54500, 56680, 70850, 109000, 113360, 141700, 177125, 218000, 283400, 354250, 566800, 708500, 1417000, 2834000]

約数ペア:

[(1, 2834000), (2, 1417000), (4, 708500), (5, 566800), (8, 354250), (10, 283400), (13, 218000), (16, 177125), (20, 141700), (25, 113360), (26, 109000), (40, 70850), (50, 56680), (52, 54500), (65, 43600), (80, 35425), (100, 28340), (104, 27250), (109, 26000), (125, 22672), (130, 21800), (200, 14170), (208, 13625), (218, 13000), (250, 11336), (260, 10900), (325, 8720), (400, 7085), (436, 6500), (500, 5668), (520, 5450), (545, 5200), (650, 4360), (872, 3250), (1000, 2834), (1040, 2725), (1090, 2600), (1300, 2180), (1417, 2000), (1625, 1744)]