2679440

素因数分解:

$2^4\times 5^1\times {\mathrm{33493}}^1$

素因数の和:33506

約数の個数: 20

約数和(自身を含む): 6229884

約数和(自身を除く): 3550444

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 33493, 66986, 133972, 167465, 267944, 334930, 535888, 669860, 1339720, 2679440]

約数ペア:

[(1, 2679440), (2, 1339720), (4, 669860), (5, 535888), (8, 334930), (10, 267944), (16, 167465), (20, 133972), (40, 66986), (80, 33493)]