1320409888

素因数分解:

$2^5\times 7^1\times {\mathrm{499}}^1\times {\mathrm{11813}}^1$

素因数の和:12329

約数の個数: 48

約数和(自身を含む): 2977128000

約数和(自身を除く): 1656718112

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 499, 998, 1996, 3493, 3992, 6986, 7984, 11813, 13972, 15968, 23626, 27944, 47252, 55888, 82691, 94504, 111776, 165382, 189008, 330764, 378016, 661528, 1323056, 2646112, 5894687, 11789374, 23578748, 41262809, 47157496, 82525618, 94314992, 165051236, 188629984, 330102472, 660204944, 1320409888]

約数ペア:

[(1, 1320409888), (2, 660204944), (4, 330102472), (7, 188629984), (8, 165051236), (14, 94314992), (16, 82525618), (28, 47157496), (32, 41262809), (56, 23578748), (112, 11789374), (224, 5894687), (499, 2646112), (998, 1323056), (1996, 661528), (3493, 378016), (3992, 330764), (6986, 189008), (7984, 165382), (11813, 111776), (13972, 94504), (15968, 82691), (23626, 55888), (27944, 47252)]