247812560

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{24391}}^1$

素因数の和:24531

約数の個数: 40

約数和(自身を含む): 580724736

約数和(自身を除く): 332912176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 2032, 2540, 5080, 10160, 24391, 48782, 97564, 121955, 195128, 243910, 390256, 487820, 975640, 1951280, 3097657, 6195314, 12390628, 15488285, 24781256, 30976570, 49562512, 61953140, 123906280, 247812560]

約数ペア:

[(1, 247812560), (2, 123906280), (4, 61953140), (5, 49562512), (8, 30976570), (10, 24781256), (16, 15488285), (20, 12390628), (40, 6195314), (80, 3097657), (127, 1951280), (254, 975640), (508, 487820), (635, 390256), (1016, 243910), (1270, 195128), (2032, 121955), (2540, 97564), (5080, 48782), (10160, 24391)]