20085585220

素因数分解:

$2^2\times 5^1\times {\mathrm{31153}}^1\times {\mathrm{32237}}^1$

素因数の和:63399

約数の個数: 24

約数和(自身を含む): 42182391384

約数和(自身を除く): 22096806164

約数列:

[1, 2, 4, 5, 10, 20, 31153, 32237, 62306, 64474, 124612, 128948, 155765, 161185, 311530, 322370, 623060, 644740, 1004279261, 2008558522, 4017117044, 5021396305, 10042792610, 20085585220]

約数ペア:

[(1, 20085585220), (2, 10042792610), (4, 5021396305), (5, 4017117044), (10, 2008558522), (20, 1004279261), (31153, 644740), (32237, 623060), (62306, 322370), (64474, 311530), (124612, 161185), (128948, 155765)]