1329440

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{1187}}^1$

素因数の和:1209

約数の個数: 48

約数和(自身を含む): 3592512

約数和(自身を除く): 2263072

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 1187, 2374, 4748, 5935, 8309, 9496, 11870, 16618, 18992, 23740, 33236, 37984, 41545, 47480, 66472, 83090, 94960, 132944, 166180, 189920, 265888, 332360, 664720, 1329440]

約数ペア:

[(1, 1329440), (2, 664720), (4, 332360), (5, 265888), (7, 189920), (8, 166180), (10, 132944), (14, 94960), (16, 83090), (20, 66472), (28, 47480), (32, 41545), (35, 37984), (40, 33236), (56, 23740), (70, 18992), (80, 16618), (112, 11870), (140, 9496), (160, 8309), (224, 5935), (280, 4748), (560, 2374), (1120, 1187)]