27449480

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{15959}}^1$

素因数の和:16013

約数の個数: 32

約数和(自身を含む): 63201600

約数和(自身を除く): 35752120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 15959, 31918, 63836, 79795, 127672, 159590, 319180, 638360, 686237, 1372474, 2744948, 3431185, 5489896, 6862370, 13724740, 27449480]

約数ペア:

[(1, 27449480), (2, 13724740), (4, 6862370), (5, 5489896), (8, 3431185), (10, 2744948), (20, 1372474), (40, 686237), (43, 638360), (86, 319180), (172, 159590), (215, 127672), (344, 79795), (430, 63836), (860, 31918), (1720, 15959)]