19013680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1787}}^1$

素因数の和:1826

約数の個数: 80

約数和(自身を含む): 53210880

約数和(自身を除く): 34197200

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, 532, 560, 665, 760, 1064, 1330, 1520, 1787, 2128, 2660, 3574, 5320, 7148, 8935, 10640, 12509, 14296, 17870, 25018, 28592, 33953, 35740, 50036, 62545, 67906, 71480, 100072, 125090, 135812, 142960, 169765, 200144, 237671, 250180, 271624, 339530, 475342, 500360, 543248, 679060, 950684, 1000720, 1188355, 1358120, 1901368, 2376710, 2716240, 3802736, 4753420, 9506840, 19013680]

約数ペア:

[(1, 19013680), (2, 9506840), (4, 4753420), (5, 3802736), (7, 2716240), (8, 2376710), (10, 1901368), (14, 1358120), (16, 1188355), (19, 1000720), (20, 950684), (28, 679060), (35, 543248), (38, 500360), (40, 475342), (56, 339530), (70, 271624), (76, 250180), (80, 237671), (95, 200144), (112, 169765), (133, 142960), (140, 135812), (152, 125090), (190, 100072), (266, 71480), (280, 67906), (304, 62545), (380, 50036), (532, 35740), (560, 33953), (665, 28592), (760, 25018), (1064, 17870), (1330, 14296), (1520, 12509), (1787, 10640), (2128, 8935), (2660, 7148), (3574, 5320)]