1809470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{449}}^1$

素因数の和:500

約数の個数: 32

約数和(自身を含む): 3628800

約数和(自身を除く): 1819330

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 449, 806, 898, 2015, 2245, 4030, 4490, 5837, 11674, 13919, 27838, 29185, 58370, 69595, 139190, 180947, 361894, 904735, 1809470]

約数ペア:

[(1, 1809470), (2, 904735), (5, 361894), (10, 180947), (13, 139190), (26, 69595), (31, 58370), (62, 29185), (65, 27838), (130, 13919), (155, 11674), (310, 5837), (403, 4490), (449, 4030), (806, 2245), (898, 2015)]