8278020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{45989}}^1$

素因数の和:46004

約数の個数: 36

約数和(自身を含む): 25110540

約数和(自身を除く): 16832520

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 45989, 91978, 137967, 183956, 229945, 275934, 413901, 459890, 551868, 689835, 827802, 919780, 1379670, 1655604, 2069505, 2759340, 4139010, 8278020]

約数ペア:

[(1, 8278020), (2, 4139010), (3, 2759340), (4, 2069505), (5, 1655604), (6, 1379670), (9, 919780), (10, 827802), (12, 689835), (15, 551868), (18, 459890), (20, 413901), (30, 275934), (36, 229945), (45, 183956), (60, 137967), (90, 91978), (180, 45989)]