22359440

素因数分解:

$2^4\times 5^1\times {\mathrm{277}}^1\times {\mathrm{1009}}^1$

素因数の和:1299

約数の個数: 40

約数和(自身を含む): 52225080

約数和(自身を除く): 29865640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 277, 554, 1009, 1108, 1385, 2018, 2216, 2770, 4036, 4432, 5045, 5540, 8072, 10090, 11080, 16144, 20180, 22160, 40360, 80720, 279493, 558986, 1117972, 1397465, 2235944, 2794930, 4471888, 5589860, 11179720, 22359440]

約数ペア:

[(1, 22359440), (2, 11179720), (4, 5589860), (5, 4471888), (8, 2794930), (10, 2235944), (16, 1397465), (20, 1117972), (40, 558986), (80, 279493), (277, 80720), (554, 40360), (1009, 22160), (1108, 20180), (1385, 16144), (2018, 11080), (2216, 10090), (2770, 8072), (4036, 5540), (4432, 5045)]