1440888940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{757}}^1\times {\mathrm{5009}}^1$

素因数の和:5794

約数の個数: 48

約数和(自身を含む): 3189967200

約数和(自身を除く): 1749078260

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 757, 1514, 3028, 3785, 5009, 7570, 10018, 14383, 15140, 20036, 25045, 28766, 50090, 57532, 71915, 95171, 100180, 143830, 190342, 287660, 380684, 475855, 951710, 1903420, 3791813, 7583626, 15167252, 18959065, 37918130, 72044447, 75836260, 144088894, 288177788, 360222235, 720444470, 1440888940]

約数ペア:

[(1, 1440888940), (2, 720444470), (4, 360222235), (5, 288177788), (10, 144088894), (19, 75836260), (20, 72044447), (38, 37918130), (76, 18959065), (95, 15167252), (190, 7583626), (380, 3791813), (757, 1903420), (1514, 951710), (3028, 475855), (3785, 380684), (5009, 287660), (7570, 190342), (10018, 143830), (14383, 100180), (15140, 95171), (20036, 71915), (25045, 57532), (28766, 50090)]