140379280

素因数分解:

$2^4\times 5^1\times {\mathrm{251}}^1\times {\mathrm{6991}}^1$

素因数の和:7255

約数の個数: 40

約数和(自身を含む): 327729024

約数和(自身を除く): 187349744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 251, 502, 1004, 1255, 2008, 2510, 4016, 5020, 6991, 10040, 13982, 20080, 27964, 34955, 55928, 69910, 111856, 139820, 279640, 559280, 1754741, 3509482, 7018964, 8773705, 14037928, 17547410, 28075856, 35094820, 70189640, 140379280]

約数ペア:

[(1, 140379280), (2, 70189640), (4, 35094820), (5, 28075856), (8, 17547410), (10, 14037928), (16, 8773705), (20, 7018964), (40, 3509482), (80, 1754741), (251, 559280), (502, 279640), (1004, 139820), (1255, 111856), (2008, 69910), (2510, 55928), (4016, 34955), (5020, 27964), (6991, 20080), (10040, 13982)]