26142760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1279}}^1$

素因数の和:1370

約数の個数: 64

約数和(自身を含む): 68198400

約数和(自身を除く): 42055640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 73, 140, 146, 280, 292, 365, 511, 584, 730, 1022, 1279, 1460, 2044, 2555, 2558, 2920, 4088, 5110, 5116, 6395, 8953, 10220, 10232, 12790, 17906, 20440, 25580, 35812, 44765, 51160, 71624, 89530, 93367, 179060, 186734, 358120, 373468, 466835, 653569, 746936, 933670, 1307138, 1867340, 2614276, 3267845, 3734680, 5228552, 6535690, 13071380, 26142760]

約数ペア:

[(1, 26142760), (2, 13071380), (4, 6535690), (5, 5228552), (7, 3734680), (8, 3267845), (10, 2614276), (14, 1867340), (20, 1307138), (28, 933670), (35, 746936), (40, 653569), (56, 466835), (70, 373468), (73, 358120), (140, 186734), (146, 179060), (280, 93367), (292, 89530), (365, 71624), (511, 51160), (584, 44765), (730, 35812), (1022, 25580), (1279, 20440), (1460, 17906), (2044, 12790), (2555, 10232), (2558, 10220), (2920, 8953), (4088, 6395), (5110, 5116)]