40389972

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{25307}}^1$

素因数の和:25340

約数の個数: 48

約数和(自身を含む): 113379840

約数和(自身を除く): 72989868

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 57, 76, 84, 114, 133, 228, 266, 399, 532, 798, 1596, 25307, 50614, 75921, 101228, 151842, 177149, 303684, 354298, 480833, 531447, 708596, 961666, 1062894, 1442499, 1923332, 2125788, 2884998, 3365831, 5769996, 6731662, 10097493, 13463324, 20194986, 40389972]

約数ペア:

[(1, 40389972), (2, 20194986), (3, 13463324), (4, 10097493), (6, 6731662), (7, 5769996), (12, 3365831), (14, 2884998), (19, 2125788), (21, 1923332), (28, 1442499), (38, 1062894), (42, 961666), (57, 708596), (76, 531447), (84, 480833), (114, 354298), (133, 303684), (228, 177149), (266, 151842), (399, 101228), (532, 75921), (798, 50614), (1596, 25307)]