2019898760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4590679}}^1$

素因数の和:4590701

約数の個数: 32

約数和(自身を含む): 4957934400

約数和(自身を除く): 2938035640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 4590679, 9181358, 18362716, 22953395, 36725432, 45906790, 50497469, 91813580, 100994938, 183627160, 201989876, 252487345, 403979752, 504974690, 1009949380, 2019898760]

約数ペア:

[(1, 2019898760), (2, 1009949380), (4, 504974690), (5, 403979752), (8, 252487345), (10, 201989876), (11, 183627160), (20, 100994938), (22, 91813580), (40, 50497469), (44, 45906790), (55, 36725432), (88, 22953395), (110, 18362716), (220, 9181358), (440, 4590679)]