190520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{433}}^1$

素因数の和:455

約数の個数: 32

約数和(自身を含む): 468720

約数和(自身を除く): 278200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 433, 440, 866, 1732, 2165, 3464, 4330, 4763, 8660, 9526, 17320, 19052, 23815, 38104, 47630, 95260, 190520]

約数ペア:

[(1, 190520), (2, 95260), (4, 47630), (5, 38104), (8, 23815), (10, 19052), (11, 17320), (20, 9526), (22, 8660), (40, 4763), (44, 4330), (55, 3464), (88, 2165), (110, 1732), (220, 866), (433, 440)]