210532040

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{74131}}^1$

素因数の和:74213

約数の個数: 32

約数和(自身を含む): 480375360

約数和(自身を除く): 269843320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 74131, 148262, 296524, 370655, 593048, 741310, 1482620, 2965240, 5263301, 10526602, 21053204, 26316505, 42106408, 52633010, 105266020, 210532040]

約数ペア:

[(1, 210532040), (2, 105266020), (4, 52633010), (5, 42106408), (8, 26316505), (10, 21053204), (20, 10526602), (40, 5263301), (71, 2965240), (142, 1482620), (284, 741310), (355, 593048), (568, 370655), (710, 296524), (1420, 148262), (2840, 74131)]