38881430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{79}}^2\times {\mathrm{89}}^1$

素因数の和:261

約数の個数: 48

約数和(自身を含む): 81920160

約数和(自身を除く): 43038730

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 79, 89, 158, 178, 395, 445, 553, 623, 790, 890, 1106, 1246, 2765, 3115, 5530, 6230, 6241, 7031, 12482, 14062, 31205, 35155, 43687, 49217, 62410, 70310, 87374, 98434, 218435, 246085, 436870, 492170, 555449, 1110898, 2777245, 3888143, 5554490, 7776286, 19440715, 38881430]

約数ペア:

[(1, 38881430), (2, 19440715), (5, 7776286), (7, 5554490), (10, 3888143), (14, 2777245), (35, 1110898), (70, 555449), (79, 492170), (89, 436870), (158, 246085), (178, 218435), (395, 98434), (445, 87374), (553, 70310), (623, 62410), (790, 49217), (890, 43687), (1106, 35155), (1246, 31205), (2765, 14062), (3115, 12482), (5530, 7031), (6230, 6241)]