34487840

素因数分解:

$2^5\times 5^1\times {\mathrm{439}}^1\times {\mathrm{491}}^1$

素因数の和:945

約数の個数: 48

約数和(自身を含む): 81829440

約数和(自身を除く): 47341600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 439, 491, 878, 982, 1756, 1964, 2195, 2455, 3512, 3928, 4390, 4910, 7024, 7856, 8780, 9820, 14048, 15712, 17560, 19640, 35120, 39280, 70240, 78560, 215549, 431098, 862196, 1077745, 1724392, 2155490, 3448784, 4310980, 6897568, 8621960, 17243920, 34487840]

約数ペア:

[(1, 34487840), (2, 17243920), (4, 8621960), (5, 6897568), (8, 4310980), (10, 3448784), (16, 2155490), (20, 1724392), (32, 1077745), (40, 862196), (80, 431098), (160, 215549), (439, 78560), (491, 70240), (878, 39280), (982, 35120), (1756, 19640), (1964, 17560), (2195, 15712), (2455, 14048), (3512, 9820), (3928, 8780), (4390, 7856), (4910, 7024)]