40138952

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{211}}^1$

素因数の和:346

約数の個数: 64

約数和(自身を含む): 89548800

約数和(自身を除く): 49409848

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 79, 86, 158, 172, 211, 301, 316, 344, 422, 553, 602, 632, 844, 1106, 1204, 1477, 1688, 2212, 2408, 2954, 3397, 4424, 5908, 6794, 9073, 11816, 13588, 16669, 18146, 23779, 27176, 33338, 36292, 47558, 63511, 66676, 72584, 95116, 116683, 127022, 133352, 190232, 233366, 254044, 466732, 508088, 716767, 933464, 1433534, 2867068, 5017369, 5734136, 10034738, 20069476, 40138952]

約数ペア:

[(1, 40138952), (2, 20069476), (4, 10034738), (7, 5734136), (8, 5017369), (14, 2867068), (28, 1433534), (43, 933464), (56, 716767), (79, 508088), (86, 466732), (158, 254044), (172, 233366), (211, 190232), (301, 133352), (316, 127022), (344, 116683), (422, 95116), (553, 72584), (602, 66676), (632, 63511), (844, 47558), (1106, 36292), (1204, 33338), (1477, 27176), (1688, 23779), (2212, 18146), (2408, 16669), (2954, 13588), (3397, 11816), (4424, 9073), (5908, 6794)]