2540104784

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{731597}}^1$

素因数の和:731643

約数の個数: 40

約数和(自身を含む): 5805961728

約数和(自身を除く): 3265856944

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 731597, 1463194, 2926388, 5121179, 5852776, 10242358, 11705552, 20484716, 22679507, 40969432, 45359014, 81938864, 90718028, 158756549, 181436056, 317513098, 362872112, 635026196, 1270052392, 2540104784]

約数ペア:

[(1, 2540104784), (2, 1270052392), (4, 635026196), (7, 362872112), (8, 317513098), (14, 181436056), (16, 158756549), (28, 90718028), (31, 81938864), (56, 45359014), (62, 40969432), (112, 22679507), (124, 20484716), (217, 11705552), (248, 10242358), (434, 5852776), (496, 5121179), (868, 2926388), (1736, 1463194), (3472, 731597)]