40390298

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{557}}^1\times {\mathrm{2789}}^1$

素因数の和:3361

約数の個数: 16

約数和(自身を含む): 65386440

約数和(自身を除く): 24996142

約数列:

[1, 2, 13, 26, 557, 1114, 2789, 5578, 7241, 14482, 36257, 72514, 1553473, 3106946, 20195149, 40390298]

約数ペア:

[(1, 40390298), (2, 20195149), (13, 3106946), (26, 1553473), (557, 72514), (1114, 36257), (2789, 14482), (5578, 7241)]