2720237506

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1397861}}^1$

素因数の和:1398009

約数の個数: 16

約数和(自身を含む): 4696816320

約数和(自身を除く): 1976578814

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 1397861, 2795722, 9785027, 19570054, 194302679, 388605358, 1360118753, 2720237506]

約数ペア:

[(1, 2720237506), (2, 1360118753), (7, 388605358), (14, 194302679), (139, 19570054), (278, 9785027), (973, 2795722), (1946, 1397861)]