31369980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{2083}}^1$

素因数の和:2346

約数の個数: 48

約数和(自身を含む): 88228224

約数和(自身を除く): 56858244

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 251, 502, 753, 1004, 1255, 1506, 2083, 2510, 3012, 3765, 4166, 5020, 6249, 7530, 8332, 10415, 12498, 15060, 20830, 24996, 31245, 41660, 62490, 124980, 522833, 1045666, 1568499, 2091332, 2614165, 3136998, 5228330, 6273996, 7842495, 10456660, 15684990, 31369980]

約数ペア:

[(1, 31369980), (2, 15684990), (3, 10456660), (4, 7842495), (5, 6273996), (6, 5228330), (10, 3136998), (12, 2614165), (15, 2091332), (20, 1568499), (30, 1045666), (60, 522833), (251, 124980), (502, 62490), (753, 41660), (1004, 31245), (1255, 24996), (1506, 20830), (2083, 15060), (2510, 12498), (3012, 10415), (3765, 8332), (4166, 7530), (5020, 6249)]