210545980

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{52901}}^1$

素因数の和:53109

約数の個数: 24

約数和(自身を含む): 444376800

約数和(自身を除く): 233830820

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 796, 995, 1990, 3980, 52901, 105802, 211604, 264505, 529010, 1058020, 10527299, 21054598, 42109196, 52636495, 105272990, 210545980]

約数ペア:

[(1, 210545980), (2, 105272990), (4, 52636495), (5, 42109196), (10, 21054598), (20, 10527299), (199, 1058020), (398, 529010), (796, 264505), (995, 211604), (1990, 105802), (3980, 52901)]