2501968

素因数分解:

$2^4\times 7^1\times {\mathrm{89}}^1\times {\mathrm{251}}^1$

素因数の和:355

約数の個数: 40

約数和(自身を含む): 5624640

約数和(自身を除く): 3122672

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 89, 112, 178, 251, 356, 502, 623, 712, 1004, 1246, 1424, 1757, 2008, 2492, 3514, 4016, 4984, 7028, 9968, 14056, 22339, 28112, 44678, 89356, 156373, 178712, 312746, 357424, 625492, 1250984, 2501968]

約数ペア:

[(1, 2501968), (2, 1250984), (4, 625492), (7, 357424), (8, 312746), (14, 178712), (16, 156373), (28, 89356), (56, 44678), (89, 28112), (112, 22339), (178, 14056), (251, 9968), (356, 7028), (502, 4984), (623, 4016), (712, 3514), (1004, 2492), (1246, 2008), (1424, 1757)]