39255380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{439}}^1$

素因数の和:728

約数の個数: 48

約数和(自身を含む): 87816960

約数和(自身を除く): 48561580

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 263, 340, 439, 526, 878, 1052, 1315, 1756, 2195, 2630, 4390, 4471, 5260, 7463, 8780, 8942, 14926, 17884, 22355, 29852, 37315, 44710, 74630, 89420, 115457, 149260, 230914, 461828, 577285, 1154570, 1962769, 2309140, 3925538, 7851076, 9813845, 19627690, 39255380]

約数ペア:

[(1, 39255380), (2, 19627690), (4, 9813845), (5, 7851076), (10, 3925538), (17, 2309140), (20, 1962769), (34, 1154570), (68, 577285), (85, 461828), (170, 230914), (263, 149260), (340, 115457), (439, 89420), (526, 74630), (878, 44710), (1052, 37315), (1315, 29852), (1756, 22355), (2195, 17884), (2630, 14926), (4390, 8942), (4471, 8780), (5260, 7463)]