20147647760

素因数分解:

$2^4\times 5^1\times {\mathrm{751}}^1\times {\mathrm{335347}}^1$

素因数の和:336111

約数の個数: 40

約数和(自身を含む): 46905795456

約数和(自身を除く): 26758147696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 751, 1502, 3004, 3755, 6008, 7510, 12016, 15020, 30040, 60080, 335347, 670694, 1341388, 1676735, 2682776, 3353470, 5365552, 6706940, 13413880, 26827760, 251845597, 503691194, 1007382388, 1259227985, 2014764776, 2518455970, 4029529552, 5036911940, 10073823880, 20147647760]

約数ペア:

[(1, 20147647760), (2, 10073823880), (4, 5036911940), (5, 4029529552), (8, 2518455970), (10, 2014764776), (16, 1259227985), (20, 1007382388), (40, 503691194), (80, 251845597), (751, 26827760), (1502, 13413880), (3004, 6706940), (3755, 5365552), (6008, 3353470), (7510, 2682776), (12016, 1676735), (15020, 1341388), (30040, 670694), (60080, 335347)]