18564240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{77351}}^1$

素因数の和:77367

約数の個数: 40

約数和(自身を含む): 57549888

約数和(自身を除く): 38985648

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 77351, 154702, 232053, 309404, 386755, 464106, 618808, 773510, 928212, 1160265, 1237616, 1547020, 1856424, 2320530, 3094040, 3712848, 4641060, 6188080, 9282120, 18564240]

約数ペア:

[(1, 18564240), (2, 9282120), (3, 6188080), (4, 4641060), (5, 3712848), (6, 3094040), (8, 2320530), (10, 1856424), (12, 1547020), (15, 1237616), (16, 1160265), (20, 928212), (24, 773510), (30, 618808), (40, 464106), (48, 386755), (60, 309404), (80, 232053), (120, 154702), (240, 77351)]