139375220

素因数分解:

$2^2\times 5^1\times {\mathrm{709}}^1\times {\mathrm{9829}}^1$

素因数の和:10547

約数の個数: 24

約数和(自身を含む): 293130600

約数和(自身を除く): 153755380

約数列:

[1, 2, 4, 5, 10, 20, 709, 1418, 2836, 3545, 7090, 9829, 14180, 19658, 39316, 49145, 98290, 196580, 6968761, 13937522, 27875044, 34843805, 69687610, 139375220]

約数ペア:

[(1, 139375220), (2, 69687610), (4, 34843805), (5, 27875044), (10, 13937522), (20, 6968761), (709, 196580), (1418, 98290), (2836, 49145), (3545, 39316), (7090, 19658), (9829, 14180)]