2018179977380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{2549}}^1\times {\mathrm{77471}}^1$

素因数の和:80109

約数の個数: 96

約数和(自身を含む): 4911972710400

約数和(自身を除く): 2893792733020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 73, 140, 146, 292, 365, 511, 730, 1022, 1460, 2044, 2549, 2555, 5098, 5110, 10196, 10220, 12745, 17843, 25490, 35686, 50980, 71372, 77471, 89215, 154942, 178430, 186077, 309884, 356860, 372154, 387355, 542297, 744308, 774710, 930385, 1084594, 1302539, 1549420, 1860770, 2169188, 2605078, 2711485, 3721540, 5210156, 5422970, 5655383, 6512695, 10845940, 11310766, 13025390, 22621532, 26050780, 28276915, 39587681, 56553830, 79175362, 113107660, 158350724, 197473579, 197938405, 394947158, 395876810, 789894316, 791753620, 987367895, 1382315053, 1974735790, 2764630106, 3949471580, 5529260212, 6911575265, 13823150530, 14415571267, 27646301060, 28831142534, 57662285068, 72077856335, 100908998869, 144155712670, 201817997738, 288311425340, 403635995476, 504544994345, 1009089988690, 2018179977380]

約数ペア:

[(1, 2018179977380), (2, 1009089988690), (4, 504544994345), (5, 403635995476), (7, 288311425340), (10, 201817997738), (14, 144155712670), (20, 100908998869), (28, 72077856335), (35, 57662285068), (70, 28831142534), (73, 27646301060), (140, 14415571267), (146, 13823150530), (292, 6911575265), (365, 5529260212), (511, 3949471580), (730, 2764630106), (1022, 1974735790), (1460, 1382315053), (2044, 987367895), (2549, 791753620), (2555, 789894316), (5098, 395876810), (5110, 394947158), (10196, 197938405), (10220, 197473579), (12745, 158350724), (17843, 113107660), (25490, 79175362), (35686, 56553830), (50980, 39587681), (71372, 28276915), (77471, 26050780), (89215, 22621532), (154942, 13025390), (178430, 11310766), (186077, 10845940), (309884, 6512695), (356860, 5655383), (372154, 5422970), (387355, 5210156), (542297, 3721540), (744308, 2711485), (774710, 2605078), (930385, 2169188), (1084594, 1860770), (1302539, 1549420)]