142696370

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{6971}}^1$

素因数の和:7090

約数の個数: 32

約数和(自身を含む): 271071360

約数和(自身を除く): 128374990

約数列:

[1, 2, 5, 10, 23, 46, 89, 115, 178, 230, 445, 890, 2047, 4094, 6971, 10235, 13942, 20470, 34855, 69710, 160333, 320666, 620419, 801665, 1240838, 1603330, 3102095, 6204190, 14269637, 28539274, 71348185, 142696370]

約数ペア:

[(1, 142696370), (2, 71348185), (5, 28539274), (10, 14269637), (23, 6204190), (46, 3102095), (89, 1603330), (115, 1240838), (178, 801665), (230, 620419), (445, 320666), (890, 160333), (2047, 69710), (4094, 34855), (6971, 20470), (10235, 13942)]