40312580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{26177}}^1$

素因数の和:26204

約数の個数: 48

約数和(自身を含む): 105549696

約数和(自身を除く): 65237116

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 26177, 52354, 104708, 130885, 183239, 261770, 287947, 366478, 523540, 575894, 732956, 916195, 1151788, 1439735, 1832390, 2015629, 2879470, 3664780, 4031258, 5758940, 8062516, 10078145, 20156290, 40312580]

約数ペア:

[(1, 40312580), (2, 20156290), (4, 10078145), (5, 8062516), (7, 5758940), (10, 4031258), (11, 3664780), (14, 2879470), (20, 2015629), (22, 1832390), (28, 1439735), (35, 1151788), (44, 916195), (55, 732956), (70, 575894), (77, 523540), (110, 366478), (140, 287947), (154, 261770), (220, 183239), (308, 130885), (385, 104708), (770, 52354), (1540, 26177)]