788339440

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{201107}}^1$

素因数の和:201134

約数の個数: 60

約数和(自身を含む): 2132147016

約数和(自身を除く): 1343807576

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 201107, 402214, 804428, 1005535, 1407749, 1608856, 2011070, 2815498, 3217712, 4022140, 5630996, 7038745, 8044280, 9854243, 11261992, 14077490, 16088560, 19708486, 22523984, 28154980, 39416972, 49271215, 56309960, 78833944, 98542430, 112619920, 157667888, 197084860, 394169720, 788339440]

約数ペア:

[(1, 788339440), (2, 394169720), (4, 197084860), (5, 157667888), (7, 112619920), (8, 98542430), (10, 78833944), (14, 56309960), (16, 49271215), (20, 39416972), (28, 28154980), (35, 22523984), (40, 19708486), (49, 16088560), (56, 14077490), (70, 11261992), (80, 9854243), (98, 8044280), (112, 7038745), (140, 5630996), (196, 4022140), (245, 3217712), (280, 2815498), (392, 2011070), (490, 1608856), (560, 1407749), (784, 1005535), (980, 804428), (1960, 402214), (3920, 201107)]