12957760

素因数分解:

$2^6\times 5^1\times {\mathrm{40493}}^1$

素因数の和:40510

約数の個数: 28

約数和(自身を含む): 30856428

約数和(自身を除く): 17898668

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 40493, 80986, 161972, 202465, 323944, 404930, 647888, 809860, 1295776, 1619720, 2591552, 3239440, 6478880, 12957760]

約数ペア:

[(1, 12957760), (2, 6478880), (4, 3239440), (5, 2591552), (8, 1619720), (10, 1295776), (16, 809860), (20, 647888), (32, 404930), (40, 323944), (64, 202465), (80, 161972), (160, 80986), (320, 40493)]