27112840

素因数分解:

$2^3\times 5^1\times {\mathrm{521}}^1\times {\mathrm{1301}}^1$

素因数の和:1833

約数の個数: 32

約数和(自身を含む): 61167960

約数和(自身を除く): 34055120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 521, 1042, 1301, 2084, 2602, 2605, 4168, 5204, 5210, 6505, 10408, 10420, 13010, 20840, 26020, 52040, 677821, 1355642, 2711284, 3389105, 5422568, 6778210, 13556420, 27112840]

約数ペア:

[(1, 27112840), (2, 13556420), (4, 6778210), (5, 5422568), (8, 3389105), (10, 2711284), (20, 1355642), (40, 677821), (521, 52040), (1042, 26020), (1301, 20840), (2084, 13010), (2602, 10420), (2605, 10408), (4168, 6505), (5204, 5210)]