20081430

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{5189}}^1$

素因数の和:5245

約数の個数: 48

約数和(自身を含む): 53436240

約数和(自身を除く): 33354810

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 129, 215, 258, 387, 430, 645, 774, 1290, 1935, 3870, 5189, 10378, 15567, 25945, 31134, 46701, 51890, 77835, 93402, 155670, 223127, 233505, 446254, 467010, 669381, 1115635, 1338762, 2008143, 2231270, 3346905, 4016286, 6693810, 10040715, 20081430]

約数ペア:

[(1, 20081430), (2, 10040715), (3, 6693810), (5, 4016286), (6, 3346905), (9, 2231270), (10, 2008143), (15, 1338762), (18, 1115635), (30, 669381), (43, 467010), (45, 446254), (86, 233505), (90, 223127), (129, 155670), (215, 93402), (258, 77835), (387, 51890), (430, 46701), (645, 31134), (774, 25945), (1290, 15567), (1935, 10378), (3870, 5189)]