1228523140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4725089}}^1$

素因数の和:4725111

約数の個数: 24

約数和(自身を含む): 2778352920

約数和(自身を除く): 1549829780

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 4725089, 9450178, 18900356, 23625445, 47250890, 61426157, 94501780, 122852314, 245704628, 307130785, 614261570, 1228523140]

約数ペア:

[(1, 1228523140), (2, 614261570), (4, 307130785), (5, 245704628), (10, 122852314), (13, 94501780), (20, 61426157), (26, 47250890), (52, 23625445), (65, 18900356), (130, 9450178), (260, 4725089)]