220123070

素因数分解:

$2^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{257}}^1\times {\mathrm{883}}^1$

素因数の和:1244

約数の個数: 32

約数和(自身を含む): 402319008

約数和(自身を除く): 182195938

約数列:

[1, 2, 5, 10, 97, 194, 257, 485, 514, 883, 970, 1285, 1766, 2570, 4415, 8830, 24929, 49858, 85651, 124645, 171302, 226931, 249290, 428255, 453862, 856510, 1134655, 2269310, 22012307, 44024614, 110061535, 220123070]

約数ペア:

[(1, 220123070), (2, 110061535), (5, 44024614), (10, 22012307), (97, 2269310), (194, 1134655), (257, 856510), (485, 453862), (514, 428255), (883, 249290), (970, 226931), (1285, 171302), (1766, 124645), (2570, 85651), (4415, 49858), (8830, 24929)]