20170387220

素因数分解:

$2^2\times 5^1\times {\mathrm{20533}}^1\times {\mathrm{49117}}^1$

素因数の和:69659

約数の個数: 24

約数和(自身を含む): 42360738504

約数和(自身を除く): 22190351284

約数列:

[1, 2, 4, 5, 10, 20, 20533, 41066, 49117, 82132, 98234, 102665, 196468, 205330, 245585, 410660, 491170, 982340, 1008519361, 2017038722, 4034077444, 5042596805, 10085193610, 20170387220]

約数ペア:

[(1, 20170387220), (2, 10085193610), (4, 5042596805), (5, 4034077444), (10, 2017038722), (20, 1008519361), (20533, 982340), (41066, 491170), (49117, 410660), (82132, 245585), (98234, 205330), (102665, 196468)]