40390622

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:328

約数の個数: 32

約数和(自身を含む): 65318400

約数和(自身を除く): 24927778

約数列:

[1, 2, 23, 46, 71, 83, 142, 149, 166, 298, 1633, 1909, 3266, 3427, 3818, 5893, 6854, 10579, 11786, 12367, 21158, 24734, 135539, 243317, 271078, 284441, 486634, 568882, 878057, 1756114, 20195311, 40390622]

約数ペア:

[(1, 40390622), (2, 20195311), (23, 1756114), (46, 878057), (71, 568882), (83, 486634), (142, 284441), (149, 271078), (166, 243317), (298, 135539), (1633, 24734), (1909, 21158), (3266, 12367), (3427, 11786), (3818, 10579), (5893, 6854)]