1899950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:141

約数の個数: 48

約数和(自身を含む): 3958080

約数和(自身を除く): 2058130

約数列:

[1, 2, 5, 10, 13, 25, 26, 37, 50, 65, 74, 79, 130, 158, 185, 325, 370, 395, 481, 650, 790, 925, 962, 1027, 1850, 1975, 2054, 2405, 2923, 3950, 4810, 5135, 5846, 10270, 12025, 14615, 24050, 25675, 29230, 37999, 51350, 73075, 75998, 146150, 189995, 379990, 949975, 1899950]

約数ペア:

[(1, 1899950), (2, 949975), (5, 379990), (10, 189995), (13, 146150), (25, 75998), (26, 73075), (37, 51350), (50, 37999), (65, 29230), (74, 25675), (79, 24050), (130, 14615), (158, 12025), (185, 10270), (325, 5846), (370, 5135), (395, 4810), (481, 3950), (650, 2923), (790, 2405), (925, 2054), (962, 1975), (1027, 1850)]