114479720

素因数分解:

$2^3\times 5^1\times {\mathrm{643}}^1\times {\mathrm{4451}}^1$

素因数の和:5105

約数の個数: 32

約数和(自身を含む): 258037920

約数和(自身を除く): 143558200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 643, 1286, 2572, 3215, 4451, 5144, 6430, 8902, 12860, 17804, 22255, 25720, 35608, 44510, 89020, 178040, 2861993, 5723986, 11447972, 14309965, 22895944, 28619930, 57239860, 114479720]

約数ペア:

[(1, 114479720), (2, 57239860), (4, 28619930), (5, 22895944), (8, 14309965), (10, 11447972), (20, 5723986), (40, 2861993), (643, 178040), (1286, 89020), (2572, 44510), (3215, 35608), (4451, 25720), (5144, 22255), (6430, 17804), (8902, 12860)]