156940312340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1121002231}}^1$

素因数の和:1121002247

約数の個数: 24

約数和(自身を含む): 376656749952

約数和(自身を除く): 219716437612

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1121002231, 2242004462, 4484008924, 5605011155, 7847015617, 11210022310, 15694031234, 22420044620, 31388062468, 39235078085, 78470156170, 156940312340]

約数ペア:

[(1, 156940312340), (2, 78470156170), (4, 39235078085), (5, 31388062468), (7, 22420044620), (10, 15694031234), (14, 11210022310), (20, 7847015617), (28, 5605011155), (35, 4484008924), (70, 2242004462), (140, 1121002231)]