2078308101940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{20997253}}^1$

素因数の和:20997377

約数の個数: 72

約数和(自身を含む): 5127277459752

約数和(自身を除く): 3048969357812

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 101, 140, 196, 202, 245, 404, 490, 505, 707, 980, 1010, 1414, 2020, 2828, 3535, 4949, 7070, 9898, 14140, 19796, 24745, 49490, 98980, 20997253, 41994506, 83989012, 104986265, 146980771, 209972530, 293961542, 419945060, 587923084, 734903855, 1028865397, 1469807710, 2057730794, 2120722553, 2939615420, 4115461588, 4241445106, 5144326985, 8482890212, 10288653970, 10603612765, 14845057871, 20577307940, 21207225530, 29690115742, 42414451060, 59380231484, 74225289355, 103915405097, 148450578710, 207830810194, 296901157420, 415661620388, 519577025485, 1039154050970, 2078308101940]

約数ペア:

[(1, 2078308101940), (2, 1039154050970), (4, 519577025485), (5, 415661620388), (7, 296901157420), (10, 207830810194), (14, 148450578710), (20, 103915405097), (28, 74225289355), (35, 59380231484), (49, 42414451060), (70, 29690115742), (98, 21207225530), (101, 20577307940), (140, 14845057871), (196, 10603612765), (202, 10288653970), (245, 8482890212), (404, 5144326985), (490, 4241445106), (505, 4115461588), (707, 2939615420), (980, 2120722553), (1010, 2057730794), (1414, 1469807710), (2020, 1028865397), (2828, 734903855), (3535, 587923084), (4949, 419945060), (7070, 293961542), (9898, 209972530), (14140, 146980771), (19796, 104986265), (24745, 83989012), (49490, 41994506), (98980, 20997253)]