20180740310

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^2\times {\mathrm{197831}}^1$

素因数の和:198040

約数の個数: 24

約数和(自身を含む): 36688735728

約数和(自身を除く): 16507995418

約数列:

[1, 2, 5, 10, 101, 202, 505, 1010, 10201, 20402, 51005, 102010, 197831, 395662, 989155, 1978310, 19980931, 39961862, 99904655, 199809310, 2018074031, 4036148062, 10090370155, 20180740310]

約数ペア:

[(1, 20180740310), (2, 10090370155), (5, 4036148062), (10, 2018074031), (101, 199809310), (202, 99904655), (505, 39961862), (1010, 19980931), (10201, 1978310), (20402, 989155), (51005, 395662), (102010, 197831)]