8818020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{48989}}^1$

素因数の和:49004

約数の個数: 36

約数和(自身を含む): 26748540

約数和(自身を除く): 17930520

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 48989, 97978, 146967, 195956, 244945, 293934, 440901, 489890, 587868, 734835, 881802, 979780, 1469670, 1763604, 2204505, 2939340, 4409010, 8818020]

約数ペア:

[(1, 8818020), (2, 4409010), (3, 2939340), (4, 2204505), (5, 1763604), (6, 1469670), (9, 979780), (10, 881802), (12, 734835), (15, 587868), (18, 489890), (20, 440901), (30, 293934), (36, 244945), (45, 195956), (60, 146967), (90, 97978), (180, 48989)]