11171140

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{7867}}^1$

素因数の和:7947

約数の個数: 24

約数和(自身を含む): 23792832

約数和(自身を除く): 12621692

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 7867, 15734, 31468, 39335, 78670, 157340, 558557, 1117114, 2234228, 2792785, 5585570, 11171140]

約数ペア:

[(1, 11171140), (2, 5585570), (4, 2792785), (5, 2234228), (10, 1117114), (20, 558557), (71, 157340), (142, 78670), (284, 39335), (355, 31468), (710, 15734), (1420, 7867)]