1320792488

素因数分解:

$2^3\times {\mathrm{619}}^1\times {\mathrm{266719}}^1$

素因数の和:267344

約数の個数: 16

約数和(自身を含む): 2480496000

約数和(自身を除く): 1159703512

約数列:

[1, 2, 4, 8, 619, 1238, 2476, 4952, 266719, 533438, 1066876, 2133752, 165099061, 330198122, 660396244, 1320792488]

約数ペア:

[(1, 1320792488), (2, 660396244), (4, 330198122), (8, 165099061), (619, 2133752), (1238, 1066876), (2476, 533438), (4952, 266719)]