40474784

素因数分解:

$2^5\times 7^2\times {\mathrm{83}}^1\times {\mathrm{311}}^1$

素因数の和:418

約数の個数: 72

約数和(自身を含む): 94112928

約数和(自身を除く): 53638144

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 83, 98, 112, 166, 196, 224, 311, 332, 392, 581, 622, 664, 784, 1162, 1244, 1328, 1568, 2177, 2324, 2488, 2656, 4067, 4354, 4648, 4976, 8134, 8708, 9296, 9952, 15239, 16268, 17416, 18592, 25813, 30478, 32536, 34832, 51626, 60956, 65072, 69664, 103252, 121912, 130144, 180691, 206504, 243824, 361382, 413008, 487648, 722764, 826016, 1264837, 1445528, 2529674, 2891056, 5059348, 5782112, 10118696, 20237392, 40474784]

約数ペア:

[(1, 40474784), (2, 20237392), (4, 10118696), (7, 5782112), (8, 5059348), (14, 2891056), (16, 2529674), (28, 1445528), (32, 1264837), (49, 826016), (56, 722764), (83, 487648), (98, 413008), (112, 361382), (166, 243824), (196, 206504), (224, 180691), (311, 130144), (332, 121912), (392, 103252), (581, 69664), (622, 65072), (664, 60956), (784, 51626), (1162, 34832), (1244, 32536), (1328, 30478), (1568, 25813), (2177, 18592), (2324, 17416), (2488, 16268), (2656, 15239), (4067, 9952), (4354, 9296), (4648, 8708), (4976, 8134)]