138855820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{6053}}^1$

素因数の和:6130

約数の個数: 48

約数和(自身を含む): 309189888

約数和(自身を除く): 170334068

約数列:

[1, 2, 4, 5, 10, 20, 31, 37, 62, 74, 124, 148, 155, 185, 310, 370, 620, 740, 1147, 2294, 4588, 5735, 6053, 11470, 12106, 22940, 24212, 30265, 60530, 121060, 187643, 223961, 375286, 447922, 750572, 895844, 938215, 1119805, 1876430, 2239610, 3752860, 4479220, 6942791, 13885582, 27771164, 34713955, 69427910, 138855820]

約数ペア:

[(1, 138855820), (2, 69427910), (4, 34713955), (5, 27771164), (10, 13885582), (20, 6942791), (31, 4479220), (37, 3752860), (62, 2239610), (74, 1876430), (124, 1119805), (148, 938215), (155, 895844), (185, 750572), (310, 447922), (370, 375286), (620, 223961), (740, 187643), (1147, 121060), (2294, 60530), (4588, 30265), (5735, 24212), (6053, 22940), (11470, 12106)]