74147140

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{27061}}^1$

素因数の和:27207

約数の個数: 24

約数和(自身を含む): 156851352

約数和(自身を除く): 82704212

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 27061, 54122, 108244, 135305, 270610, 541220, 3707357, 7414714, 14829428, 18536785, 37073570, 74147140]

約数ペア:

[(1, 74147140), (2, 37073570), (4, 18536785), (5, 14829428), (10, 7414714), (20, 3707357), (137, 541220), (274, 270610), (548, 135305), (685, 108244), (1370, 54122), (2740, 27061)]