2557760

素因数分解:

$2^6\times 5^1\times {\mathrm{7993}}^1$

素因数の和:8010

約数の個数: 28

約数和(自身を含む): 6091428

約数和(自身を除く): 3533668

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 7993, 15986, 31972, 39965, 63944, 79930, 127888, 159860, 255776, 319720, 511552, 639440, 1278880, 2557760]

約数ペア:

[(1, 2557760), (2, 1278880), (4, 639440), (5, 511552), (8, 319720), (10, 255776), (16, 159860), (20, 127888), (32, 79930), (40, 63944), (64, 39965), (80, 31972), (160, 15986), (320, 7993)]