18756080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{33493}}^1$

素因数の和:33513

約数の個数: 40

約数和(自身を含む): 49839072

約数和(自身を除く): 31082992

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 33493, 66986, 133972, 167465, 234451, 267944, 334930, 468902, 535888, 669860, 937804, 1172255, 1339720, 1875608, 2344510, 2679440, 3751216, 4689020, 9378040, 18756080]

約数ペア:

[(1, 18756080), (2, 9378040), (4, 4689020), (5, 3751216), (7, 2679440), (8, 2344510), (10, 1875608), (14, 1339720), (16, 1172255), (20, 937804), (28, 669860), (35, 535888), (40, 468902), (56, 334930), (70, 267944), (80, 234451), (112, 167465), (140, 133972), (280, 66986), (560, 33493)]