2757090

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{691}}^1$

素因数の和:727

約数の個数: 64

約数和(自身を含む): 7971840

約数和(自身を除く): 5214750

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 105, 114, 133, 190, 210, 266, 285, 399, 570, 665, 691, 798, 1330, 1382, 1995, 2073, 3455, 3990, 4146, 4837, 6910, 9674, 10365, 13129, 14511, 20730, 24185, 26258, 29022, 39387, 48370, 65645, 72555, 78774, 91903, 131290, 145110, 183806, 196935, 275709, 393870, 459515, 551418, 919030, 1378545, 2757090]

約数ペア:

[(1, 2757090), (2, 1378545), (3, 919030), (5, 551418), (6, 459515), (7, 393870), (10, 275709), (14, 196935), (15, 183806), (19, 145110), (21, 131290), (30, 91903), (35, 78774), (38, 72555), (42, 65645), (57, 48370), (70, 39387), (95, 29022), (105, 26258), (114, 24185), (133, 20730), (190, 14511), (210, 13129), (266, 10365), (285, 9674), (399, 6910), (570, 4837), (665, 4146), (691, 3990), (798, 3455), (1330, 2073), (1382, 1995)]