20162088560

素因数分解:

$2^4\times 5^1\times {\mathrm{1423}}^1\times {\mathrm{177109}}^1$

素因数の和:178545

約数の個数: 40

約数和(自身を含む): 46910063040

約数和(自身を除く): 26747974480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1423, 2846, 5692, 7115, 11384, 14230, 22768, 28460, 56920, 113840, 177109, 354218, 708436, 885545, 1416872, 1771090, 2833744, 3542180, 7084360, 14168720, 252026107, 504052214, 1008104428, 1260130535, 2016208856, 2520261070, 4032417712, 5040522140, 10081044280, 20162088560]

約数ペア:

[(1, 20162088560), (2, 10081044280), (4, 5040522140), (5, 4032417712), (8, 2520261070), (10, 2016208856), (16, 1260130535), (20, 1008104428), (40, 504052214), (80, 252026107), (1423, 14168720), (2846, 7084360), (5692, 3542180), (7115, 2833744), (11384, 1771090), (14230, 1416872), (22768, 885545), (28460, 708436), (56920, 354218), (113840, 177109)]