400274776

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{389}}^1\times {\mathrm{1063}}^1$

素因数の和:1480

約数の個数: 48

約数和(自身を含む): 827845200

約数和(自身を除く): 427570424

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 242, 389, 484, 778, 968, 1063, 1556, 2126, 3112, 4252, 4279, 8504, 8558, 11693, 17116, 23386, 34232, 46772, 47069, 93544, 94138, 128623, 188276, 257246, 376552, 413507, 514492, 827014, 1028984, 1654028, 3308056, 4548577, 9097154, 18194308, 36388616, 50034347, 100068694, 200137388, 400274776]

約数ペア:

[(1, 400274776), (2, 200137388), (4, 100068694), (8, 50034347), (11, 36388616), (22, 18194308), (44, 9097154), (88, 4548577), (121, 3308056), (242, 1654028), (389, 1028984), (484, 827014), (778, 514492), (968, 413507), (1063, 376552), (1556, 257246), (2126, 188276), (3112, 128623), (4252, 94138), (4279, 93544), (8504, 47069), (8558, 46772), (11693, 34232), (17116, 23386)]