15355520

素因数分解:

$2^7\times 5^1\times {\mathrm{23993}}^1$

素因数の和:24012

約数の個数: 32

約数和(自身を含む): 36710820

約数和(自身を除く): 21355300

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 23993, 47986, 95972, 119965, 191944, 239930, 383888, 479860, 767776, 959720, 1535552, 1919440, 3071104, 3838880, 7677760, 15355520]

約数ペア:

[(1, 15355520), (2, 7677760), (4, 3838880), (5, 3071104), (8, 1919440), (10, 1535552), (16, 959720), (20, 767776), (32, 479860), (40, 383888), (64, 239930), (80, 191944), (128, 119965), (160, 95972), (320, 47986), (640, 23993)]