422069080

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{245389}}^1$

素因数の和:245443

約数の個数: 32

約数和(自身を含む): 971744400

約数和(自身を除く): 549675320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 245389, 490778, 981556, 1226945, 1963112, 2453890, 4907780, 9815560, 10551727, 21103454, 42206908, 52758635, 84413816, 105517270, 211034540, 422069080]

約数ペア:

[(1, 422069080), (2, 211034540), (4, 105517270), (5, 84413816), (8, 52758635), (10, 42206908), (20, 21103454), (40, 10551727), (43, 9815560), (86, 4907780), (172, 2453890), (215, 1963112), (344, 1226945), (430, 981556), (860, 490778), (1720, 245389)]