1538768

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1249}}^1$

素因数の和:1275

約数の個数: 40

約数和(自身を含む): 3720000

約数和(自身を除く): 2181232

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 1249, 2498, 4996, 8743, 9992, 13739, 17486, 19984, 27478, 34972, 54956, 69944, 96173, 109912, 139888, 192346, 219824, 384692, 769384, 1538768]

約数ペア:

[(1, 1538768), (2, 769384), (4, 384692), (7, 219824), (8, 192346), (11, 139888), (14, 109912), (16, 96173), (22, 69944), (28, 54956), (44, 34972), (56, 27478), (77, 19984), (88, 17486), (112, 13739), (154, 9992), (176, 8743), (308, 4996), (616, 2498), (1232, 1249)]