280123984

素因数分解:

$2^4\times 7^3\times {\mathrm{51043}}^1$

素因数の和:51072

約数の個数: 40

約数和(自身を含む): 632945600

約数和(自身を除く): 352821616

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 343, 392, 686, 784, 1372, 2744, 5488, 51043, 102086, 204172, 357301, 408344, 714602, 816688, 1429204, 2501107, 2858408, 5002214, 5716816, 10004428, 17507749, 20008856, 35015498, 40017712, 70030996, 140061992, 280123984]

約数ペア:

[(1, 280123984), (2, 140061992), (4, 70030996), (7, 40017712), (8, 35015498), (14, 20008856), (16, 17507749), (28, 10004428), (49, 5716816), (56, 5002214), (98, 2858408), (112, 2501107), (196, 1429204), (343, 816688), (392, 714602), (686, 408344), (784, 357301), (1372, 204172), (2744, 102086), (5488, 51043)]