2017574740

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{22573}}^1$

素因数の和:22732

約数の個数: 48

約数和(自身を含む): 4380258960

約数和(自身を除く): 2362684220

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 109, 164, 205, 218, 410, 436, 545, 820, 1090, 2180, 4469, 8938, 17876, 22345, 22573, 44690, 45146, 89380, 90292, 112865, 225730, 451460, 925493, 1850986, 2460457, 3701972, 4627465, 4920914, 9254930, 9841828, 12302285, 18509860, 24604570, 49209140, 100878737, 201757474, 403514948, 504393685, 1008787370, 2017574740]

約数ペア:

[(1, 2017574740), (2, 1008787370), (4, 504393685), (5, 403514948), (10, 201757474), (20, 100878737), (41, 49209140), (82, 24604570), (109, 18509860), (164, 12302285), (205, 9841828), (218, 9254930), (410, 4920914), (436, 4627465), (545, 3701972), (820, 2460457), (1090, 1850986), (2180, 925493), (4469, 451460), (8938, 225730), (17876, 112865), (22345, 90292), (22573, 89380), (44690, 45146)]