1420303520

素因数分解:

$2^5\times 5^1\times {\mathrm{67}}^1\times {\mathrm{132491}}^1$

素因数の和:132573

約数の個数: 48

約数和(自身を含む): 3405574368

約数和(自身を除く): 1985270848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 67, 80, 134, 160, 268, 335, 536, 670, 1072, 1340, 2144, 2680, 5360, 10720, 132491, 264982, 529964, 662455, 1059928, 1324910, 2119856, 2649820, 4239712, 5299640, 8876897, 10599280, 17753794, 21198560, 35507588, 44384485, 71015176, 88768970, 142030352, 177537940, 284060704, 355075880, 710151760, 1420303520]

約数ペア:

[(1, 1420303520), (2, 710151760), (4, 355075880), (5, 284060704), (8, 177537940), (10, 142030352), (16, 88768970), (20, 71015176), (32, 44384485), (40, 35507588), (67, 21198560), (80, 17753794), (134, 10599280), (160, 8876897), (268, 5299640), (335, 4239712), (536, 2649820), (670, 2119856), (1072, 1324910), (1340, 1059928), (2144, 662455), (2680, 529964), (5360, 264982), (10720, 132491)]