61787140

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{65731}}^1$

素因数の和:65787

約数の個数: 24

約数和(自身を含む): 132515712

約数和(自身を除く): 70728572

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 65731, 131462, 262924, 328655, 657310, 1314620, 3089357, 6178714, 12357428, 15446785, 30893570, 61787140]

約数ペア:

[(1, 61787140), (2, 30893570), (4, 15446785), (5, 12357428), (10, 6178714), (20, 3089357), (47, 1314620), (94, 657310), (188, 328655), (235, 262924), (470, 131462), (940, 65731)]