8810420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{25913}}^1$

素因数の和:25939

約数の個数: 24

約数和(自身を含む): 19590984

約数和(自身を除く): 10780564

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 25913, 51826, 103652, 129565, 259130, 440521, 518260, 881042, 1762084, 2202605, 4405210, 8810420]

約数ペア:

[(1, 8810420), (2, 4405210), (4, 2202605), (5, 1762084), (10, 881042), (17, 518260), (20, 440521), (34, 259130), (68, 129565), (85, 103652), (170, 51826), (340, 25913)]