8129704010

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{21972173}}^1$

素因数の和:21972217

約数の個数: 16

約数和(自身を含む): 15028967016

約数和(自身を除く): 6899263006

約数列:

[1, 2, 5, 10, 37, 74, 185, 370, 21972173, 43944346, 109860865, 219721730, 812970401, 1625940802, 4064852005, 8129704010]

約数ペア:

[(1, 8129704010), (2, 4064852005), (5, 1625940802), (10, 812970401), (37, 219721730), (74, 109860865), (185, 43944346), (370, 21972173)]