20512971340

素因数分解:

$2^2\times 5^1\times {\mathrm{23633}}^1\times {\mathrm{43399}}^1$

素因数の和:67041

約数の個数: 24

約数和(自身を含む): 43080055200

約数和(自身を除く): 22567083860

約数列:

[1, 2, 4, 5, 10, 20, 23633, 43399, 47266, 86798, 94532, 118165, 173596, 216995, 236330, 433990, 472660, 867980, 1025648567, 2051297134, 4102594268, 5128242835, 10256485670, 20512971340]

約数ペア:

[(1, 20512971340), (2, 10256485670), (4, 5128242835), (5, 4102594268), (10, 2051297134), (20, 1025648567), (23633, 867980), (43399, 472660), (47266, 433990), (86798, 236330), (94532, 216995), (118165, 173596)]