156955420

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{57283}}^1$

素因数の和:57429

約数の個数: 24

約数和(自身を含む): 332018064

約数和(自身を除く): 175062644

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 57283, 114566, 229132, 286415, 572830, 1145660, 7847771, 15695542, 31391084, 39238855, 78477710, 156955420]

約数ペア:

[(1, 156955420), (2, 78477710), (4, 39238855), (5, 31391084), (10, 15695542), (20, 7847771), (137, 1145660), (274, 572830), (548, 286415), (685, 229132), (1370, 114566), (2740, 57283)]