40699540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{290711}}^1$

素因数の和:290727

約数の個数: 24

約数和(自身を含む): 97679232

約数和(自身を除く): 56979692

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 290711, 581422, 1162844, 1453555, 2034977, 2907110, 4069954, 5814220, 8139908, 10174885, 20349770, 40699540]

約数ペア:

[(1, 40699540), (2, 20349770), (4, 10174885), (5, 8139908), (7, 5814220), (10, 4069954), (14, 2907110), (20, 2034977), (28, 1453555), (35, 1162844), (70, 581422), (140, 290711)]