26291440

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{353}}^1$

素因数の和:399

約数の個数: 120

約数和(自身を含む): 75062160

約数和(自身を除く): 48770720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 49, 56, 70, 76, 80, 95, 98, 112, 133, 140, 152, 190, 196, 245, 266, 280, 304, 353, 380, 392, 490, 532, 560, 665, 706, 760, 784, 931, 980, 1064, 1330, 1412, 1520, 1765, 1862, 1960, 2128, 2471, 2660, 2824, 3530, 3724, 3920, 4655, 4942, 5320, 5648, 6707, 7060, 7448, 9310, 9884, 10640, 12355, 13414, 14120, 14896, 17297, 18620, 19768, 24710, 26828, 28240, 33535, 34594, 37240, 39536, 46949, 49420, 53656, 67070, 69188, 74480, 86485, 93898, 98840, 107312, 134140, 138376, 172970, 187796, 197680, 234745, 268280, 276752, 328643, 345940, 375592, 469490, 536560, 657286, 691880, 751184, 938980, 1314572, 1383760, 1643215, 1877960, 2629144, 3286430, 3755920, 5258288, 6572860, 13145720, 26291440]

約数ペア:

[(1, 26291440), (2, 13145720), (4, 6572860), (5, 5258288), (7, 3755920), (8, 3286430), (10, 2629144), (14, 1877960), (16, 1643215), (19, 1383760), (20, 1314572), (28, 938980), (35, 751184), (38, 691880), (40, 657286), (49, 536560), (56, 469490), (70, 375592), (76, 345940), (80, 328643), (95, 276752), (98, 268280), (112, 234745), (133, 197680), (140, 187796), (152, 172970), (190, 138376), (196, 134140), (245, 107312), (266, 98840), (280, 93898), (304, 86485), (353, 74480), (380, 69188), (392, 67070), (490, 53656), (532, 49420), (560, 46949), (665, 39536), (706, 37240), (760, 34594), (784, 33535), (931, 28240), (980, 26828), (1064, 24710), (1330, 19768), (1412, 18620), (1520, 17297), (1765, 14896), (1862, 14120), (1960, 13414), (2128, 12355), (2471, 10640), (2660, 9884), (2824, 9310), (3530, 7448), (3724, 7060), (3920, 6707), (4655, 5648), (4942, 5320)]