78024940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{557321}}^1$

素因数の和:557337

約数の個数: 24

約数和(自身を含む): 187260192

約数和(自身を除く): 109235252

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 557321, 1114642, 2229284, 2786605, 3901247, 5573210, 7802494, 11146420, 15604988, 19506235, 39012470, 78024940]

約数ペア:

[(1, 78024940), (2, 39012470), (4, 19506235), (5, 15604988), (7, 11146420), (10, 7802494), (14, 5573210), (20, 3901247), (28, 2786605), (35, 2229284), (70, 1114642), (140, 557321)]