31390810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{2083}}^1$

素因数の和:2238

約数の個数: 32

約数和(自身を含む): 62119872

約数和(自身を除く): 30729062

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 137, 274, 685, 1370, 1507, 2083, 3014, 4166, 7535, 10415, 15070, 20830, 22913, 45826, 114565, 229130, 285371, 570742, 1426855, 2853710, 3139081, 6278162, 15695405, 31390810]

約数ペア:

[(1, 31390810), (2, 15695405), (5, 6278162), (10, 3139081), (11, 2853710), (22, 1426855), (55, 570742), (110, 285371), (137, 229130), (274, 114565), (685, 45826), (1370, 22913), (1507, 20830), (2083, 15070), (3014, 10415), (4166, 7535)]