411993910

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1\times {\mathrm{251}}^1$

素因数の和:493

約数の個数: 64

約数和(自身を含む): 803416320

約数和(自身を除く): 391422410

約数列:

[1, 2, 5, 10, 19, 38, 53, 95, 106, 163, 190, 251, 265, 326, 502, 530, 815, 1007, 1255, 1630, 2014, 2510, 3097, 4769, 5035, 6194, 8639, 9538, 10070, 13303, 15485, 17278, 23845, 26606, 30970, 40913, 43195, 47690, 66515, 81826, 86390, 133030, 164141, 204565, 252757, 328282, 409130, 505514, 777347, 820705, 1263785, 1554694, 1641410, 2168389, 2527570, 3886735, 4336778, 7773470, 10841945, 21683890, 41199391, 82398782, 205996955, 411993910]

約数ペア:

[(1, 411993910), (2, 205996955), (5, 82398782), (10, 41199391), (19, 21683890), (38, 10841945), (53, 7773470), (95, 4336778), (106, 3886735), (163, 2527570), (190, 2168389), (251, 1641410), (265, 1554694), (326, 1263785), (502, 820705), (530, 777347), (815, 505514), (1007, 409130), (1255, 328282), (1630, 252757), (2014, 204565), (2510, 164141), (3097, 133030), (4769, 86390), (5035, 81826), (6194, 66515), (8639, 47690), (9538, 43195), (10070, 40913), (13303, 30970), (15485, 26606), (17278, 23845)]