31006580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{140939}}^1$

素因数の和:140959

約数の個数: 24

約数和(自身を含む): 71033760

約数和(自身を除く): 40027180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 140939, 281878, 563756, 704695, 1409390, 1550329, 2818780, 3100658, 6201316, 7751645, 15503290, 31006580]

約数ペア:

[(1, 31006580), (2, 15503290), (4, 7751645), (5, 6201316), (10, 3100658), (11, 2818780), (20, 1550329), (22, 1409390), (44, 704695), (55, 563756), (110, 281878), (220, 140939)]