1569451780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{43427}}^1$

素因数の和:43588

約数の個数: 48

約数和(自身を含む): 3574992960

約数和(自身を除く): 2005541180

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 139, 260, 278, 556, 695, 1390, 1807, 2780, 3614, 7228, 9035, 18070, 36140, 43427, 86854, 173708, 217135, 434270, 564551, 868540, 1129102, 2258204, 2822755, 5645510, 6036353, 11291020, 12072706, 24145412, 30181765, 60363530, 78472589, 120727060, 156945178, 313890356, 392362945, 784725890, 1569451780]

約数ペア:

[(1, 1569451780), (2, 784725890), (4, 392362945), (5, 313890356), (10, 156945178), (13, 120727060), (20, 78472589), (26, 60363530), (52, 30181765), (65, 24145412), (130, 12072706), (139, 11291020), (260, 6036353), (278, 5645510), (556, 2822755), (695, 2258204), (1390, 1129102), (1807, 868540), (2780, 564551), (3614, 434270), (7228, 217135), (9035, 173708), (18070, 86854), (36140, 43427)]