298045480

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{111211}}^1$

素因数の和:111289

約数の個数: 32

約数和(自身を含む): 680617440

約数和(自身を除く): 382571960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 111211, 222422, 444844, 556055, 889688, 1112110, 2224220, 4448440, 7451137, 14902274, 29804548, 37255685, 59609096, 74511370, 149022740, 298045480]

約数ペア:

[(1, 298045480), (2, 149022740), (4, 74511370), (5, 59609096), (8, 37255685), (10, 29804548), (20, 14902274), (40, 7451137), (67, 4448440), (134, 2224220), (268, 1112110), (335, 889688), (536, 556055), (670, 444844), (1340, 222422), (2680, 111211)]