28995820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{207113}}^1$

素因数の和:207129

約数の個数: 24

約数和(自身を含む): 69590304

約数和(自身を除く): 40594484

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 207113, 414226, 828452, 1035565, 1449791, 2071130, 2899582, 4142260, 5799164, 7248955, 14497910, 28995820]

約数ペア:

[(1, 28995820), (2, 14497910), (4, 7248955), (5, 5799164), (7, 4142260), (10, 2899582), (14, 2071130), (20, 1449791), (28, 1035565), (35, 828452), (70, 414226), (140, 207113)]