20275075

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{953}}^1$

素因数の和:1023

約数の個数: 24

約数和(自身を含む): 26971488

約数和(自身を除く): 6696413

約数列:

[1, 5, 23, 25, 37, 115, 185, 575, 851, 925, 953, 4255, 4765, 21275, 21919, 23825, 35261, 109595, 176305, 547975, 811003, 881525, 4055015, 20275075]

約数ペア:

[(1, 20275075), (5, 4055015), (23, 881525), (25, 811003), (37, 547975), (115, 176305), (185, 109595), (575, 35261), (851, 23825), (925, 21919), (953, 21275), (4255, 4765)]