20210060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{77731}}^1$

素因数の和:77753

約数の個数: 24

約数和(自身を含む): 45706416

約数和(自身を除く): 25496356

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 77731, 155462, 310924, 388655, 777310, 1010503, 1554620, 2021006, 4042012, 5052515, 10105030, 20210060]

約数ペア:

[(1, 20210060), (2, 10105030), (4, 5052515), (5, 4042012), (10, 2021006), (13, 1554620), (20, 1010503), (26, 777310), (52, 388655), (65, 310924), (130, 155462), (260, 77731)]