4467820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{97}}^1$

素因数の和:167

約数の個数: 72

約数和(自身を含む): 11261376

約数和(自身を除く): 6793556

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 49, 70, 94, 97, 98, 140, 188, 194, 196, 235, 245, 329, 388, 470, 485, 490, 658, 679, 940, 970, 980, 1316, 1358, 1645, 1940, 2303, 2716, 3290, 3395, 4559, 4606, 4753, 6580, 6790, 9118, 9212, 9506, 11515, 13580, 18236, 19012, 22795, 23030, 23765, 31913, 45590, 46060, 47530, 63826, 91180, 95060, 127652, 159565, 223391, 319130, 446782, 638260, 893564, 1116955, 2233910, 4467820]

約数ペア:

[(1, 4467820), (2, 2233910), (4, 1116955), (5, 893564), (7, 638260), (10, 446782), (14, 319130), (20, 223391), (28, 159565), (35, 127652), (47, 95060), (49, 91180), (70, 63826), (94, 47530), (97, 46060), (98, 45590), (140, 31913), (188, 23765), (194, 23030), (196, 22795), (235, 19012), (245, 18236), (329, 13580), (388, 11515), (470, 9506), (485, 9212), (490, 9118), (658, 6790), (679, 6580), (940, 4753), (970, 4606), (980, 4559), (1316, 3395), (1358, 3290), (1645, 2716), (1940, 2303)]