8935640

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{97}}^1$

素因数の和:169

約数の個数: 96

約数和(自身を含む): 24131520

約数和(自身を除く): 15195880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 49, 56, 70, 94, 97, 98, 140, 188, 194, 196, 235, 245, 280, 329, 376, 388, 392, 470, 485, 490, 658, 679, 776, 940, 970, 980, 1316, 1358, 1645, 1880, 1940, 1960, 2303, 2632, 2716, 3290, 3395, 3880, 4559, 4606, 4753, 5432, 6580, 6790, 9118, 9212, 9506, 11515, 13160, 13580, 18236, 18424, 19012, 22795, 23030, 23765, 27160, 31913, 36472, 38024, 45590, 46060, 47530, 63826, 91180, 92120, 95060, 127652, 159565, 182360, 190120, 223391, 255304, 319130, 446782, 638260, 893564, 1116955, 1276520, 1787128, 2233910, 4467820, 8935640]

約数ペア:

[(1, 8935640), (2, 4467820), (4, 2233910), (5, 1787128), (7, 1276520), (8, 1116955), (10, 893564), (14, 638260), (20, 446782), (28, 319130), (35, 255304), (40, 223391), (47, 190120), (49, 182360), (56, 159565), (70, 127652), (94, 95060), (97, 92120), (98, 91180), (140, 63826), (188, 47530), (194, 46060), (196, 45590), (235, 38024), (245, 36472), (280, 31913), (329, 27160), (376, 23765), (388, 23030), (392, 22795), (470, 19012), (485, 18424), (490, 18236), (658, 13580), (679, 13160), (776, 11515), (940, 9506), (970, 9212), (980, 9118), (1316, 6790), (1358, 6580), (1645, 5432), (1880, 4753), (1940, 4606), (1960, 4559), (2303, 3880), (2632, 3395), (2716, 3290)]