8347690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{409}}^1$

素因数の和:586

約数の個数: 32

約数和(自身を含む): 16324560

約数和(自身を除く): 7976870

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 157, 314, 409, 785, 818, 1570, 2041, 2045, 4082, 4090, 5317, 10205, 10634, 20410, 26585, 53170, 64213, 128426, 321065, 642130, 834769, 1669538, 4173845, 8347690]

約数ペア:

[(1, 8347690), (2, 4173845), (5, 1669538), (10, 834769), (13, 642130), (26, 321065), (65, 128426), (130, 64213), (157, 53170), (314, 26585), (409, 20410), (785, 10634), (818, 10205), (1570, 5317), (2041, 4090), (2045, 4082)]