19152280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{937}}^1$

素因数の和:1028

約数の個数: 64

約数和(自身を含む): 49976640

約数和(自身を除く): 30824360

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, 937, 1022, 1460, 1874, 2044, 2555, 2920, 3748, 4088, 4685, 5110, 6559, 7496, 9370, 10220, 13118, 18740, 20440, 26236, 32795, 37480, 52472, 65590, 68401, 131180, 136802, 262360, 273604, 342005, 478807, 547208, 684010, 957614, 1368020, 1915228, 2394035, 2736040, 3830456, 4788070, 9576140, 19152280]

約数ペア:

[(1, 19152280), (2, 9576140), (4, 4788070), (5, 3830456), (7, 2736040), (8, 2394035), (10, 1915228), (14, 1368020), (20, 957614), (28, 684010), (35, 547208), (40, 478807), (56, 342005), (70, 273604), (73, 262360), (140, 136802), (146, 131180), (280, 68401), (292, 65590), (365, 52472), (511, 37480), (584, 32795), (730, 26236), (937, 20440), (1022, 18740), (1460, 13118), (1874, 10220), (2044, 9370), (2555, 7496), (2920, 6559), (3748, 5110), (4088, 4685)]