20286060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1699}}^1$

素因数の和:1910

約数の個数: 48

約数和(自身を含む): 57120000

約数和(自身を除く): 36833940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 199, 398, 597, 796, 995, 1194, 1699, 1990, 2388, 2985, 3398, 3980, 5097, 5970, 6796, 8495, 10194, 11940, 16990, 20388, 25485, 33980, 50970, 101940, 338101, 676202, 1014303, 1352404, 1690505, 2028606, 3381010, 4057212, 5071515, 6762020, 10143030, 20286060]

約数ペア:

[(1, 20286060), (2, 10143030), (3, 6762020), (4, 5071515), (5, 4057212), (6, 3381010), (10, 2028606), (12, 1690505), (15, 1352404), (20, 1014303), (30, 676202), (60, 338101), (199, 101940), (398, 50970), (597, 33980), (796, 25485), (995, 20388), (1194, 16990), (1699, 11940), (1990, 10194), (2388, 8495), (2985, 6796), (3398, 5970), (3980, 5097)]