16669640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{32057}}^1$

素因数の和:32081

約数の個数: 32

約数和(自身を含む): 40393080

約数和(自身を除く): 23723440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 32057, 64114, 128228, 160285, 256456, 320570, 416741, 641140, 833482, 1282280, 1666964, 2083705, 3333928, 4167410, 8334820, 16669640]

約数ペア:

[(1, 16669640), (2, 8334820), (4, 4167410), (5, 3333928), (8, 2083705), (10, 1666964), (13, 1282280), (20, 833482), (26, 641140), (40, 416741), (52, 320570), (65, 256456), (104, 160285), (130, 128228), (260, 64114), (520, 32057)]