20104706540

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{12111269}}^1$

素因数の和:12111361

約数の個数: 24

約数和(自身を含む): 42728560560

約数和(自身を除く): 22623854020

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 12111269, 24222538, 48445076, 60556345, 121112690, 242225380, 1005235327, 2010470654, 4020941308, 5026176635, 10052353270, 20104706540]

約数ペア:

[(1, 20104706540), (2, 10052353270), (4, 5026176635), (5, 4020941308), (10, 2010470654), (20, 1005235327), (83, 242225380), (166, 121112690), (332, 60556345), (415, 48445076), (830, 24222538), (1660, 12111269)]