40965680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{383}}^1$

素因数の和:594

約数の個数: 80

約数和(自身を含む): 109707264

約数和(自身を除く): 68741584

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 191, 280, 382, 383, 560, 764, 766, 955, 1337, 1528, 1532, 1910, 1915, 2674, 2681, 3056, 3064, 3820, 3830, 5348, 5362, 6128, 6685, 7640, 7660, 10696, 10724, 13370, 13405, 15280, 15320, 21392, 21448, 26740, 26810, 30640, 42896, 53480, 53620, 73153, 106960, 107240, 146306, 214480, 292612, 365765, 512071, 585224, 731530, 1024142, 1170448, 1463060, 2048284, 2560355, 2926120, 4096568, 5120710, 5852240, 8193136, 10241420, 20482840, 40965680]

約数ペア:

[(1, 40965680), (2, 20482840), (4, 10241420), (5, 8193136), (7, 5852240), (8, 5120710), (10, 4096568), (14, 2926120), (16, 2560355), (20, 2048284), (28, 1463060), (35, 1170448), (40, 1024142), (56, 731530), (70, 585224), (80, 512071), (112, 365765), (140, 292612), (191, 214480), (280, 146306), (382, 107240), (383, 106960), (560, 73153), (764, 53620), (766, 53480), (955, 42896), (1337, 30640), (1528, 26810), (1532, 26740), (1910, 21448), (1915, 21392), (2674, 15320), (2681, 15280), (3056, 13405), (3064, 13370), (3820, 10724), (3830, 10696), (5348, 7660), (5362, 7640), (6128, 6685)]