19669540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{3083}}^1$

素因数の和:3132

約数の個数: 48

約数和(自身を含む): 46630080

約数和(自身を除く): 26960540

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 580, 638, 1276, 1595, 3083, 3190, 6166, 6380, 12332, 15415, 30830, 33913, 61660, 67826, 89407, 135652, 169565, 178814, 339130, 357628, 447035, 678260, 894070, 983477, 1788140, 1966954, 3933908, 4917385, 9834770, 19669540]

約数ペア:

[(1, 19669540), (2, 9834770), (4, 4917385), (5, 3933908), (10, 1966954), (11, 1788140), (20, 983477), (22, 894070), (29, 678260), (44, 447035), (55, 357628), (58, 339130), (110, 178814), (116, 169565), (145, 135652), (220, 89407), (290, 67826), (319, 61660), (580, 33913), (638, 30830), (1276, 15415), (1595, 12332), (3083, 6380), (3190, 6166)]