67209940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{480071}}^1$

素因数の和:480087

約数の個数: 24

約数和(自身を含む): 161304192

約数和(自身を除く): 94094252

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 480071, 960142, 1920284, 2400355, 3360497, 4800710, 6720994, 9601420, 13441988, 16802485, 33604970, 67209940]

約数ペア:

[(1, 67209940), (2, 33604970), (4, 16802485), (5, 13441988), (7, 9601420), (10, 6720994), (14, 4800710), (20, 3360497), (28, 2400355), (35, 1920284), (70, 960142), (140, 480071)]