27489010

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{971}}^1$

素因数の和:1146

約数の個数: 32

約数和(自身を含む): 52488000

約数和(自身を除く): 24998990

約数列:

[1, 2, 5, 10, 19, 38, 95, 149, 190, 298, 745, 971, 1490, 1942, 2831, 4855, 5662, 9710, 14155, 18449, 28310, 36898, 92245, 144679, 184490, 289358, 723395, 1446790, 2748901, 5497802, 13744505, 27489010]

約数ペア:

[(1, 27489010), (2, 13744505), (5, 5497802), (10, 2748901), (19, 1446790), (38, 723395), (95, 289358), (149, 184490), (190, 144679), (298, 92245), (745, 36898), (971, 28310), (1490, 18449), (1942, 14155), (2831, 9710), (4855, 5662)]