719662012

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{2381}}^1$

素因数の和:2542

約数の個数: 48

約数和(自身を含む): 1372603680

約数和(自身を除く): 652941668

約数列:

[1, 2, 4, 19, 38, 41, 76, 82, 97, 164, 194, 388, 779, 1558, 1843, 2381, 3116, 3686, 3977, 4762, 7372, 7954, 9524, 15908, 45239, 75563, 90478, 97621, 151126, 180956, 195242, 230957, 302252, 390484, 461914, 923828, 1854799, 3709598, 4388183, 7419196, 8776366, 9469237, 17552732, 18938474, 37876948, 179915503, 359831006, 719662012]

約数ペア:

[(1, 719662012), (2, 359831006), (4, 179915503), (19, 37876948), (38, 18938474), (41, 17552732), (76, 9469237), (82, 8776366), (97, 7419196), (164, 4388183), (194, 3709598), (388, 1854799), (779, 923828), (1558, 461914), (1843, 390484), (2381, 302252), (3116, 230957), (3686, 195242), (3977, 180956), (4762, 151126), (7372, 97621), (7954, 90478), (9524, 75563), (15908, 45239)]