1275520

素因数分解:

$2^7\times 5^1\times {\mathrm{1993}}^1$

素因数の和:2012

約数の個数: 32

約数和(自身を含む): 3050820

約数和(自身を除く): 1775300

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 1993, 3986, 7972, 9965, 15944, 19930, 31888, 39860, 63776, 79720, 127552, 159440, 255104, 318880, 637760, 1275520]

約数ペア:

[(1, 1275520), (2, 637760), (4, 318880), (5, 255104), (8, 159440), (10, 127552), (16, 79720), (20, 63776), (32, 39860), (40, 31888), (64, 19930), (80, 15944), (128, 9965), (160, 7972), (320, 3986), (640, 1993)]