726649820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2794807}}^1$

素因数の和:2794829

約数の個数: 24

約数和(自身を含む): 1643347104

約数和(自身を除く): 916697284

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 2794807, 5589614, 11179228, 13974035, 27948070, 36332491, 55896140, 72664982, 145329964, 181662455, 363324910, 726649820]

約数ペア:

[(1, 726649820), (2, 363324910), (4, 181662455), (5, 145329964), (10, 72664982), (13, 55896140), (20, 36332491), (26, 27948070), (52, 13974035), (65, 11179228), (130, 5589614), (260, 2794807)]