214980440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{282869}}^1$

素因数の和:282899

約数の個数: 32

約数和(自身を含む): 509166000

約数和(自身を除く): 294185560

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 282869, 565738, 1131476, 1414345, 2262952, 2828690, 5374511, 5657380, 10749022, 11314760, 21498044, 26872555, 42996088, 53745110, 107490220, 214980440]

約数ペア:

[(1, 214980440), (2, 107490220), (4, 53745110), (5, 42996088), (8, 26872555), (10, 21498044), (19, 11314760), (20, 10749022), (38, 5657380), (40, 5374511), (76, 2828690), (95, 2262952), (152, 1414345), (190, 1131476), (380, 565738), (760, 282869)]