7091380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{20857}}^1$

素因数の和:20883

約数の個数: 24

約数和(自身を含む): 15768648

約数和(自身を除く): 8677268

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 20857, 41714, 83428, 104285, 208570, 354569, 417140, 709138, 1418276, 1772845, 3545690, 7091380]

約数ペア:

[(1, 7091380), (2, 3545690), (4, 1772845), (5, 1418276), (10, 709138), (17, 417140), (20, 354569), (34, 208570), (68, 104285), (85, 83428), (170, 41714), (340, 20857)]