28482860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{203449}}^1$

素因数の和:203465

約数の個数: 24

約数和(自身を含む): 68359200

約数和(自身を除く): 39876340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 203449, 406898, 813796, 1017245, 1424143, 2034490, 2848286, 4068980, 5696572, 7120715, 14241430, 28482860]

約数ペア:

[(1, 28482860), (2, 14241430), (4, 7120715), (5, 5696572), (7, 4068980), (10, 2848286), (14, 2034490), (20, 1424143), (28, 1017245), (35, 813796), (70, 406898), (140, 203449)]