789840997130

素因数分解:

$2^1\times 5^1\times {\mathrm{20411}}^1\times {\mathrm{3869683}}^1$

素因数の和:3890101

約数の個数: 16

約数和(自身を含む): 1421783816544

約数和(自身を除く): 631942819414

約数列:

[1, 2, 5, 10, 20411, 40822, 102055, 204110, 3869683, 7739366, 19348415, 38696830, 78984099713, 157968199426, 394920498565, 789840997130]

約数ペア:

[(1, 789840997130), (2, 394920498565), (5, 157968199426), (10, 78984099713), (20411, 38696830), (40822, 19348415), (102055, 7739366), (204110, 3869683)]