82908220

素因数分解:

$2^2\times 5^1\times {\mathrm{977}}^1\times {\mathrm{4243}}^1$

素因数の和:5229

約数の個数: 24

約数和(自身を含む): 174326544

約数和(自身を除く): 91418324

約数列:

[1, 2, 4, 5, 10, 20, 977, 1954, 3908, 4243, 4885, 8486, 9770, 16972, 19540, 21215, 42430, 84860, 4145411, 8290822, 16581644, 20727055, 41454110, 82908220]

約数ペア:

[(1, 82908220), (2, 41454110), (4, 20727055), (5, 16581644), (10, 8290822), (20, 4145411), (977, 84860), (1954, 42430), (3908, 21215), (4243, 19540), (4885, 16972), (8486, 9770)]