2018108120

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{1029647}}^1$

素因数の和:1029672

約数の個数: 48

約数和(自身を含む): 5282094240

約数和(自身を除く): 3263986120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 1029647, 2059294, 4118588, 5148235, 7207529, 8237176, 10296470, 14415058, 20592940, 28830116, 36037645, 41185880, 50452703, 57660232, 72075290, 100905406, 144150580, 201810812, 252263515, 288301160, 403621624, 504527030, 1009054060, 2018108120]

約数ペア:

[(1, 2018108120), (2, 1009054060), (4, 504527030), (5, 403621624), (7, 288301160), (8, 252263515), (10, 201810812), (14, 144150580), (20, 100905406), (28, 72075290), (35, 57660232), (40, 50452703), (49, 41185880), (56, 36037645), (70, 28830116), (98, 20592940), (140, 14415058), (196, 10296470), (245, 8237176), (280, 7207529), (392, 5148235), (490, 4118588), (980, 2059294), (1960, 1029647)]