38736940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{16007}}^1$

素因数の和:16038

約数の個数: 36

約数和(自身を含む): 89420688

約数和(自身を除く): 50683748

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 16007, 32014, 64028, 80035, 160070, 176077, 320140, 352154, 704308, 880385, 1760770, 1936847, 3521540, 3873694, 7747388, 9684235, 19368470, 38736940]

約数ペア:

[(1, 38736940), (2, 19368470), (4, 9684235), (5, 7747388), (10, 3873694), (11, 3521540), (20, 1936847), (22, 1760770), (44, 880385), (55, 704308), (110, 352154), (121, 320140), (220, 176077), (242, 160070), (484, 80035), (605, 64028), (1210, 32014), (2420, 16007)]