57055880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{203771}}^1$

素因数の和:203789

約数の個数: 32

約数和(自身を含む): 146715840

約数和(自身を除く): 89659960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 203771, 407542, 815084, 1018855, 1426397, 1630168, 2037710, 2852794, 4075420, 5705588, 7131985, 8150840, 11411176, 14263970, 28527940, 57055880]

約数ペア:

[(1, 57055880), (2, 28527940), (4, 14263970), (5, 11411176), (7, 8150840), (8, 7131985), (10, 5705588), (14, 4075420), (20, 2852794), (28, 2037710), (35, 1630168), (40, 1426397), (56, 1018855), (70, 815084), (140, 407542), (280, 203771)]