9970565570

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{278741}}^1$

素因数の和:278835

約数の個数: 48

約数和(自身を含む): 21163207608

約数和(自身を除く): 11192642038

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 73, 98, 146, 245, 365, 490, 511, 730, 1022, 2555, 3577, 5110, 7154, 17885, 35770, 278741, 557482, 1393705, 1951187, 2787410, 3902374, 9755935, 13658309, 19511870, 20348093, 27316618, 40696186, 68291545, 101740465, 136583090, 142436651, 203480930, 284873302, 712183255, 997056557, 1424366510, 1994113114, 4985282785, 9970565570]

約数ペア:

[(1, 9970565570), (2, 4985282785), (5, 1994113114), (7, 1424366510), (10, 997056557), (14, 712183255), (35, 284873302), (49, 203480930), (70, 142436651), (73, 136583090), (98, 101740465), (146, 68291545), (245, 40696186), (365, 27316618), (490, 20348093), (511, 19511870), (730, 13658309), (1022, 9755935), (2555, 3902374), (3577, 2787410), (5110, 1951187), (7154, 1393705), (17885, 557482), (35770, 278741)]