156988580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1121347}}^1$

素因数の和:1121363

約数の個数: 24

約数和(自身を含む): 376772928

約数和(自身を除く): 219784348

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1121347, 2242694, 4485388, 5606735, 7849429, 11213470, 15698858, 22426940, 31397716, 39247145, 78494290, 156988580]

約数ペア:

[(1, 156988580), (2, 78494290), (4, 39247145), (5, 31397716), (7, 22426940), (10, 15698858), (14, 11213470), (20, 7849429), (28, 5606735), (35, 4485388), (70, 2242694), (140, 1121347)]