38353660

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{743}}^1$

素因数の和:870

約数の個数: 48

約数和(自身を含む): 84369600

約数和(自身を除く): 46015940

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 89, 116, 145, 178, 290, 356, 445, 580, 743, 890, 1486, 1780, 2581, 2972, 3715, 5162, 7430, 10324, 12905, 14860, 21547, 25810, 43094, 51620, 66127, 86188, 107735, 132254, 215470, 264508, 330635, 430940, 661270, 1322540, 1917683, 3835366, 7670732, 9588415, 19176830, 38353660]

約数ペア:

[(1, 38353660), (2, 19176830), (4, 9588415), (5, 7670732), (10, 3835366), (20, 1917683), (29, 1322540), (58, 661270), (89, 430940), (116, 330635), (145, 264508), (178, 215470), (290, 132254), (356, 107735), (445, 86188), (580, 66127), (743, 51620), (890, 43094), (1486, 25810), (1780, 21547), (2581, 14860), (2972, 12905), (3715, 10324), (5162, 7430)]