40864760

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{14389}}^1$

素因数の和:14471

約数の個数: 32

約数和(自身を含む): 93247200

約数和(自身を除く): 52382440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 14389, 28778, 57556, 71945, 115112, 143890, 287780, 575560, 1021619, 2043238, 4086476, 5108095, 8172952, 10216190, 20432380, 40864760]

約数ペア:

[(1, 40864760), (2, 20432380), (4, 10216190), (5, 8172952), (8, 5108095), (10, 4086476), (20, 2043238), (40, 1021619), (71, 575560), (142, 287780), (284, 143890), (355, 115112), (568, 71945), (710, 57556), (1420, 28778), (2840, 14389)]