42756380

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{27061}}^1$

素因数の和:27149

約数の個数: 24

約数和(自身を含む): 90928320

約数和(自身を除く): 48171940

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 27061, 54122, 108244, 135305, 270610, 541220, 2137819, 4275638, 8551276, 10689095, 21378190, 42756380]

約数ペア:

[(1, 42756380), (2, 21378190), (4, 10689095), (5, 8551276), (10, 4275638), (20, 2137819), (79, 541220), (158, 270610), (316, 135305), (395, 108244), (790, 54122), (1580, 27061)]