1209008

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:165

約数の個数: 40

約数和(自身を含む): 2551920

約数和(自身を除く): 1342912

約数列:

[1, 2, 4, 8, 16, 19, 38, 41, 76, 82, 97, 152, 164, 194, 304, 328, 388, 656, 776, 779, 1552, 1558, 1843, 3116, 3686, 3977, 6232, 7372, 7954, 12464, 14744, 15908, 29488, 31816, 63632, 75563, 151126, 302252, 604504, 1209008]

約数ペア:

[(1, 1209008), (2, 604504), (4, 302252), (8, 151126), (16, 75563), (19, 63632), (38, 31816), (41, 29488), (76, 15908), (82, 14744), (97, 12464), (152, 7954), (164, 7372), (194, 6232), (304, 3977), (328, 3686), (388, 3116), (656, 1843), (776, 1558), (779, 1552)]