401037340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1303}}^1\times {\mathrm{1399}}^1$

素因数の和:2722

約数の個数: 48

約数和(自身を含む): 920102400

約数和(自身を除く): 519065060

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1303, 1399, 2606, 2798, 5212, 5596, 6515, 6995, 13030, 13990, 14333, 15389, 26060, 27980, 28666, 30778, 57332, 61556, 71665, 76945, 143330, 153890, 286660, 307780, 1822897, 3645794, 7291588, 9114485, 18228970, 20051867, 36457940, 40103734, 80207468, 100259335, 200518670, 401037340]

約数ペア:

[(1, 401037340), (2, 200518670), (4, 100259335), (5, 80207468), (10, 40103734), (11, 36457940), (20, 20051867), (22, 18228970), (44, 9114485), (55, 7291588), (110, 3645794), (220, 1822897), (1303, 307780), (1399, 286660), (2606, 153890), (2798, 143330), (5212, 76945), (5596, 71665), (6515, 61556), (6995, 57332), (13030, 30778), (13990, 28666), (14333, 27980), (15389, 26060)]