1488891820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5726507}}^1$

素因数の和:5726529

約数の個数: 24

約数和(自身を含む): 3367186704

約数和(自身を除く): 1878294884

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 5726507, 11453014, 22906028, 28632535, 57265070, 74444591, 114530140, 148889182, 297778364, 372222955, 744445910, 1488891820]

約数ペア:

[(1, 1488891820), (2, 744445910), (4, 372222955), (5, 297778364), (10, 148889182), (13, 114530140), (20, 74444591), (26, 57265070), (52, 28632535), (65, 22906028), (130, 11453014), (260, 5726507)]