40106872

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20297}}^1$

素因数の和:20335

約数の個数: 32

約数和(自身を含む): 85251600

約数和(自身を除く): 45144728

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 20297, 40594, 81188, 162376, 263861, 385643, 527722, 771286, 1055444, 1542572, 2110888, 3085144, 5013359, 10026718, 20053436, 40106872]

約数ペア:

[(1, 40106872), (2, 20053436), (4, 10026718), (8, 5013359), (13, 3085144), (19, 2110888), (26, 1542572), (38, 1055444), (52, 771286), (76, 527722), (104, 385643), (152, 263861), (247, 162376), (494, 81188), (988, 40594), (1976, 20297)]