2145720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17881}}^1$

素因数の和:17895

約数の個数: 32

約数和(自身を含む): 6437520

約数和(自身を除く): 4291800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 17881, 35762, 53643, 71524, 89405, 107286, 143048, 178810, 214572, 268215, 357620, 429144, 536430, 715240, 1072860, 2145720]

約数ペア:

[(1, 2145720), (2, 1072860), (3, 715240), (4, 536430), (5, 429144), (6, 357620), (8, 268215), (10, 214572), (12, 178810), (15, 143048), (20, 107286), (24, 89405), (30, 71524), (40, 53643), (60, 35762), (120, 17881)]