248711980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{827}}^1\times {\mathrm{1367}}^1$

素因数の和:2214

約数の個数: 48

約数和(自身を含む): 570882816

約数和(自身を除く): 322170836

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 827, 1367, 1654, 2734, 3308, 4135, 5468, 6835, 8270, 9097, 13670, 15037, 16540, 18194, 27340, 30074, 36388, 45485, 60148, 75185, 90970, 150370, 181940, 300740, 1130509, 2261018, 4522036, 5652545, 11305090, 12435599, 22610180, 24871198, 49742396, 62177995, 124355990, 248711980]

約数ペア:

[(1, 248711980), (2, 124355990), (4, 62177995), (5, 49742396), (10, 24871198), (11, 22610180), (20, 12435599), (22, 11305090), (44, 5652545), (55, 4522036), (110, 2261018), (220, 1130509), (827, 300740), (1367, 181940), (1654, 150370), (2734, 90970), (3308, 75185), (4135, 60148), (5468, 45485), (6835, 36388), (8270, 30074), (9097, 27340), (13670, 18194), (15037, 16540)]