78364340

素因数分解:

$2^2\times 5^1\times {\mathrm{433}}^1\times {\mathrm{9049}}^1$

素因数の和:9491

約数の個数: 24

約数和(自身を含む): 164963400

約数和(自身を除く): 86599060

約数列:

[1, 2, 4, 5, 10, 20, 433, 866, 1732, 2165, 4330, 8660, 9049, 18098, 36196, 45245, 90490, 180980, 3918217, 7836434, 15672868, 19591085, 39182170, 78364340]

約数ペア:

[(1, 78364340), (2, 39182170), (4, 19591085), (5, 15672868), (10, 7836434), (20, 3918217), (433, 180980), (866, 90490), (1732, 45245), (2165, 36196), (4330, 18098), (8660, 9049)]