21836040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{181967}}^1$

素因数の和:181981

約数の個数: 32

約数和(自身を含む): 65508480

約数和(自身を除く): 43672440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 181967, 363934, 545901, 727868, 909835, 1091802, 1455736, 1819670, 2183604, 2729505, 3639340, 4367208, 5459010, 7278680, 10918020, 21836040]

約数ペア:

[(1, 21836040), (2, 10918020), (3, 7278680), (4, 5459010), (5, 4367208), (6, 3639340), (8, 2729505), (10, 2183604), (12, 1819670), (15, 1455736), (20, 1091802), (24, 909835), (30, 727868), (40, 545901), (60, 363934), (120, 181967)]