39384940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{281321}}^1$

素因数の和:281337

約数の個数: 24

約数和(自身を含む): 94524192

約数和(自身を除く): 55139252

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 281321, 562642, 1125284, 1406605, 1969247, 2813210, 3938494, 5626420, 7876988, 9846235, 19692470, 39384940]

約数ペア:

[(1, 39384940), (2, 19692470), (4, 9846235), (5, 7876988), (7, 5626420), (10, 3938494), (14, 2813210), (20, 1969247), (28, 1406605), (35, 1125284), (70, 562642), (140, 281321)]