1320040408

素因数分解:

$2^3\times {\mathrm{97}}^1\times {\mathrm{257}}^1\times {\mathrm{6619}}^1$

素因数の和:6979

約数の個数: 32

約数和(自身を含む): 2510701200

約数和(自身を除く): 1190660792

約数列:

[1, 2, 4, 8, 97, 194, 257, 388, 514, 776, 1028, 2056, 6619, 13238, 24929, 26476, 49858, 52952, 99716, 199432, 642043, 1284086, 1701083, 2568172, 3402166, 5136344, 6804332, 13608664, 165005051, 330010102, 660020204, 1320040408]

約数ペア:

[(1, 1320040408), (2, 660020204), (4, 330010102), (8, 165005051), (97, 13608664), (194, 6804332), (257, 5136344), (388, 3402166), (514, 2568172), (776, 1701083), (1028, 1284086), (2056, 642043), (6619, 199432), (13238, 99716), (24929, 52952), (26476, 49858)]