2017768280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{97571}}^1$

素因数の和:97640

約数の個数: 64

約数和(自身を含む): 5058132480

約数和(自身を除く): 3040364200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 47, 55, 88, 94, 110, 188, 220, 235, 376, 440, 470, 517, 940, 1034, 1880, 2068, 2585, 4136, 5170, 10340, 20680, 97571, 195142, 390284, 487855, 780568, 975710, 1073281, 1951420, 2146562, 3902840, 4293124, 4585837, 5366405, 8586248, 9171674, 10732810, 18343348, 21465620, 22929185, 36686696, 42931240, 45858370, 50444207, 91716740, 100888414, 183433480, 201776828, 252221035, 403553656, 504442070, 1008884140, 2017768280]

約数ペア:

[(1, 2017768280), (2, 1008884140), (4, 504442070), (5, 403553656), (8, 252221035), (10, 201776828), (11, 183433480), (20, 100888414), (22, 91716740), (40, 50444207), (44, 45858370), (47, 42931240), (55, 36686696), (88, 22929185), (94, 21465620), (110, 18343348), (188, 10732810), (220, 9171674), (235, 8586248), (376, 5366405), (440, 4585837), (470, 4293124), (517, 3902840), (940, 2146562), (1034, 1951420), (1880, 1073281), (2068, 975710), (2585, 780568), (4136, 487855), (5170, 390284), (10340, 195142), (20680, 97571)]