2142800

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{487}}^1$

素因数の和:516

約数の個数: 60

約数和(自身を含む): 5627616

約数和(自身を除く): 3484816

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 176, 200, 220, 275, 400, 440, 487, 550, 880, 974, 1100, 1948, 2200, 2435, 3896, 4400, 4870, 5357, 7792, 9740, 10714, 12175, 19480, 21428, 24350, 26785, 38960, 42856, 48700, 53570, 85712, 97400, 107140, 133925, 194800, 214280, 267850, 428560, 535700, 1071400, 2142800]

約数ペア:

[(1, 2142800), (2, 1071400), (4, 535700), (5, 428560), (8, 267850), (10, 214280), (11, 194800), (16, 133925), (20, 107140), (22, 97400), (25, 85712), (40, 53570), (44, 48700), (50, 42856), (55, 38960), (80, 26785), (88, 24350), (100, 21428), (110, 19480), (176, 12175), (200, 10714), (220, 9740), (275, 7792), (400, 5357), (440, 4870), (487, 4400), (550, 3896), (880, 2435), (974, 2200), (1100, 1948)]