40216964

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{173}}^1\times {\mathrm{653}}^1$

素因数の和:919

約数の個数: 24

約数和(自身を含む): 71691480

約数和(自身を除く): 31474516

約数列:

[1, 2, 4, 89, 173, 178, 346, 356, 653, 692, 1306, 2612, 15397, 30794, 58117, 61588, 112969, 116234, 225938, 232468, 451876, 10054241, 20108482, 40216964]

約数ペア:

[(1, 40216964), (2, 20108482), (4, 10054241), (89, 451876), (173, 232468), (178, 225938), (346, 116234), (356, 112969), (653, 61588), (692, 58117), (1306, 30794), (2612, 15397)]