2180321.00000000

素因数分解:

$2^4\times 3^1\times {\mathrm{269}}^1\times {\mathrm{1213}}^1$

素因数の和:1493

約数の個数: 40

約数和(自身を含む): 40644720

約数和(自身を除く): 24982464

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 269, 538, 807, 1076, 1213, 1614, 2152, 2426, 3228, 3639, 4304, 4852, 6456, 7278, 9704, 12912, 14556, 19408, 29112, 58224, 326297, 652594, 978891, 1305188, 1957782, 2610376, 3915564, 5220752, 7831128, 15662256]

約数ペア:

[(1, 15662256), (2, 7831128), (3, 5220752), (4, 3915564), (6, 2610376), (8, 1957782), (12, 1305188), (16, 978891), (24, 652594), (48, 326297), (269, 58224), (538, 29112), (807, 19408), (1076, 14556), (1213, 12912), (1614, 9704), (2152, 7278), (2426, 6456), (3228, 4852), (3639, 4304)]