217402930

素因数分解:

$2^1\times 5^1\times {\mathrm{5431}}^1\times {\mathrm{4003}}^1$

素因数の和:9441

約数の個数: 16

約数和(自身を含む): 391495104

約数和(自身を除く): 174092174

約数列:

[1, 2, 5, 10, 4003, 5431, 8006, 10862, 20015, 27155, 40030, 54310, 21740293, 43480586, 108701465, 217402930]

約数ペア:

[(1, 217402930), (2, 108701465), (5, 43480586), (10, 21740293), (4003, 54310), (5431, 40030), (8006, 27155), (10862, 20015)]