23841620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{353}}^1$

素因数の和:680

約数の個数: 48

約数和(自身を含む): 54952128

約数和(自身を除く): 31110508

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 307, 353, 614, 706, 1228, 1412, 1535, 1765, 3070, 3377, 3530, 3883, 6140, 6754, 7060, 7766, 13508, 15532, 16885, 19415, 33770, 38830, 67540, 77660, 108371, 216742, 433484, 541855, 1083710, 1192081, 2167420, 2384162, 4768324, 5960405, 11920810, 23841620]

約数ペア:

[(1, 23841620), (2, 11920810), (4, 5960405), (5, 4768324), (10, 2384162), (11, 2167420), (20, 1192081), (22, 1083710), (44, 541855), (55, 433484), (110, 216742), (220, 108371), (307, 77660), (353, 67540), (614, 38830), (706, 33770), (1228, 19415), (1412, 16885), (1535, 15532), (1765, 13508), (3070, 7766), (3377, 7060), (3530, 6754), (3883, 6140)]