20220390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1129}}^1$

素因数の和:1341

約数の個数: 48

約数和(自身を含む): 52884000

約数和(自身を除く): 32663610

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 199, 398, 597, 995, 1129, 1194, 1791, 1990, 2258, 2985, 3387, 3582, 5645, 5970, 6774, 8955, 10161, 11290, 16935, 17910, 20322, 33870, 50805, 101610, 224671, 449342, 674013, 1123355, 1348026, 2022039, 2246710, 3370065, 4044078, 6740130, 10110195, 20220390]

約数ペア:

[(1, 20220390), (2, 10110195), (3, 6740130), (5, 4044078), (6, 3370065), (9, 2246710), (10, 2022039), (15, 1348026), (18, 1123355), (30, 674013), (45, 449342), (90, 224671), (199, 101610), (398, 50805), (597, 33870), (995, 20322), (1129, 17910), (1194, 16935), (1791, 11290), (1990, 10161), (2258, 8955), (2985, 6774), (3387, 5970), (3582, 5645)]