20143765

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1\times {\mathrm{317}}^1$

素因数の和:572

約数の個数: 16

約数和(自身を含む): 24727680

約数和(自身を除く): 4583915

約数列:

[1, 5, 71, 179, 317, 355, 895, 1585, 12709, 22507, 56743, 63545, 112535, 283715, 4028753, 20143765]

約数ペア:

[(1, 20143765), (5, 4028753), (71, 283715), (179, 112535), (317, 63545), (355, 56743), (895, 22507), (1585, 12709)]