388584920

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{334987}}^1$

素因数の和:335027

約数の個数: 32

約数和(自身を含む): 904467600

約数和(自身を除く): 515882680

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 334987, 669974, 1339948, 1674935, 2679896, 3349870, 6699740, 9714623, 13399480, 19429246, 38858492, 48573115, 77716984, 97146230, 194292460, 388584920]

約数ペア:

[(1, 388584920), (2, 194292460), (4, 97146230), (5, 77716984), (8, 48573115), (10, 38858492), (20, 19429246), (29, 13399480), (40, 9714623), (58, 6699740), (116, 3349870), (145, 2679896), (232, 1674935), (290, 1339948), (580, 669974), (1160, 334987)]