31132220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{3319}}^1$

素因数の和:3402

約数の個数: 48

約数和(自身を含む): 75855360

約数和(自身を除く): 44723140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 67, 70, 134, 140, 268, 335, 469, 670, 938, 1340, 1876, 2345, 3319, 4690, 6638, 9380, 13276, 16595, 23233, 33190, 46466, 66380, 92932, 116165, 222373, 232330, 444746, 464660, 889492, 1111865, 1556611, 2223730, 3113222, 4447460, 6226444, 7783055, 15566110, 31132220]

約数ペア:

[(1, 31132220), (2, 15566110), (4, 7783055), (5, 6226444), (7, 4447460), (10, 3113222), (14, 2223730), (20, 1556611), (28, 1111865), (35, 889492), (67, 464660), (70, 444746), (134, 232330), (140, 222373), (268, 116165), (335, 92932), (469, 66380), (670, 46466), (938, 33190), (1340, 23233), (1876, 16595), (2345, 13276), (3319, 9380), (4690, 6638)]