20179260

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{37369}}^1$

素因数の和:37387

約数の個数: 48

約数和(自身を含む): 62781600

約数和(自身を除く): 42602340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 37369, 74738, 112107, 149476, 186845, 224214, 336321, 373690, 448428, 560535, 672642, 747380, 1008963, 1121070, 1345284, 1681605, 2017926, 2242140, 3363210, 4035852, 5044815, 6726420, 10089630, 20179260]

約数ペア:

[(1, 20179260), (2, 10089630), (3, 6726420), (4, 5044815), (5, 4035852), (6, 3363210), (9, 2242140), (10, 2017926), (12, 1681605), (15, 1345284), (18, 1121070), (20, 1008963), (27, 747380), (30, 672642), (36, 560535), (45, 448428), (54, 373690), (60, 336321), (90, 224214), (108, 186845), (135, 149476), (180, 112107), (270, 74738), (540, 37369)]