1520682940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{10862021}}^1$

素因数の和:10862037

約数の個数: 24

約数和(自身を含む): 3649639392

約数和(自身を除く): 2128956452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 10862021, 21724042, 43448084, 54310105, 76034147, 108620210, 152068294, 217240420, 304136588, 380170735, 760341470, 1520682940]

約数ペア:

[(1, 1520682940), (2, 760341470), (4, 380170735), (5, 304136588), (7, 217240420), (10, 152068294), (14, 108620210), (20, 76034147), (28, 54310105), (35, 43448084), (70, 21724042), (140, 10862021)]