77059780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{550427}}^1$

素因数の和:550443

約数の個数: 24

約数和(自身を含む): 184943808

約数和(自身を除く): 107884028

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 550427, 1100854, 2201708, 2752135, 3852989, 5504270, 7705978, 11008540, 15411956, 19264945, 38529890, 77059780]

約数ペア:

[(1, 77059780), (2, 38529890), (4, 19264945), (5, 15411956), (7, 11008540), (10, 7705978), (14, 5504270), (20, 3852989), (28, 2752135), (35, 2201708), (70, 1100854), (140, 550427)]