4075120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{383}}^1$

素因数の和:422

約数の個数: 80

約数和(自身を含む): 11427840

約数和(自身を除く): 7352720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 383, 532, 560, 665, 760, 766, 1064, 1330, 1520, 1532, 1915, 2128, 2660, 2681, 3064, 3830, 5320, 5362, 6128, 7277, 7660, 10640, 10724, 13405, 14554, 15320, 21448, 26810, 29108, 30640, 36385, 42896, 50939, 53620, 58216, 72770, 101878, 107240, 116432, 145540, 203756, 214480, 254695, 291080, 407512, 509390, 582160, 815024, 1018780, 2037560, 4075120]

約数ペア:

[(1, 4075120), (2, 2037560), (4, 1018780), (5, 815024), (7, 582160), (8, 509390), (10, 407512), (14, 291080), (16, 254695), (19, 214480), (20, 203756), (28, 145540), (35, 116432), (38, 107240), (40, 101878), (56, 72770), (70, 58216), (76, 53620), (80, 50939), (95, 42896), (112, 36385), (133, 30640), (140, 29108), (152, 26810), (190, 21448), (266, 15320), (280, 14554), (304, 13405), (380, 10724), (383, 10640), (532, 7660), (560, 7277), (665, 6128), (760, 5362), (766, 5320), (1064, 3830), (1330, 3064), (1520, 2681), (1532, 2660), (1915, 2128)]