71759660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{512569}}^1$

素因数の和:512585

約数の個数: 24

約数和(自身を含む): 172223520

約数和(自身を除く): 100463860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 512569, 1025138, 2050276, 2562845, 3587983, 5125690, 7175966, 10251380, 14351932, 17939915, 35879830, 71759660]

約数ペア:

[(1, 71759660), (2, 35879830), (4, 17939915), (5, 14351932), (7, 10251380), (10, 7175966), (14, 5125690), (20, 3587983), (28, 2562845), (35, 2050276), (70, 1025138), (140, 512569)]