1386001540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{900001}}^1$

素因数の和:900028

約数の個数: 48

約数和(自身を含む): 3628808064

約数和(自身を除く): 2242806524

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, 900001, 1800002, 3600004, 4500005, 6300007, 9000010, 9900011, 12600014, 18000020, 19800022, 25200028, 31500035, 39600044, 49500055, 63000070, 69300077, 99000110, 126000140, 138600154, 198000220, 277200308, 346500385, 693000770, 1386001540]

約数ペア:

[(1, 1386001540), (2, 693000770), (4, 346500385), (5, 277200308), (7, 198000220), (10, 138600154), (11, 126000140), (14, 99000110), (20, 69300077), (22, 63000070), (28, 49500055), (35, 39600044), (44, 31500035), (55, 25200028), (70, 19800022), (77, 18000020), (110, 12600014), (140, 9900011), (154, 9000010), (220, 6300007), (308, 4500005), (385, 3600004), (770, 1800002), (1540, 900001)]