40120520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{91183}}^1$

素因数の和:91205

約数の個数: 32

約数和(自身を含む): 98478720

約数和(自身を除く): 58358200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 91183, 182366, 364732, 455915, 729464, 911830, 1003013, 1823660, 2006026, 3647320, 4012052, 5015065, 8024104, 10030130, 20060260, 40120520]

約数ペア:

[(1, 40120520), (2, 20060260), (4, 10030130), (5, 8024104), (8, 5015065), (10, 4012052), (11, 3647320), (20, 2006026), (22, 1823660), (40, 1003013), (44, 911830), (55, 729464), (88, 455915), (110, 364732), (220, 182366), (440, 91183)]