9971269940

素因数分解:

$2^2\times 5^1\times {\mathrm{4153}}^1\times {\mathrm{120049}}^1$

素因数の和:124211

約数の個数: 24

約数和(自身を含む): 20944883400

約数和(自身を除く): 10973613460

約数列:

[1, 2, 4, 5, 10, 20, 4153, 8306, 16612, 20765, 41530, 83060, 120049, 240098, 480196, 600245, 1200490, 2400980, 498563497, 997126994, 1994253988, 2492817485, 4985634970, 9971269940]

約数ペア:

[(1, 9971269940), (2, 4985634970), (4, 2492817485), (5, 1994253988), (10, 997126994), (20, 498563497), (4153, 2400980), (8306, 1200490), (16612, 600245), (20765, 480196), (41530, 240098), (83060, 120049)]