1272769540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{827}}^1\times {\mathrm{10993}}^1$

素因数の和:11836

約数の個数: 48

約数和(自身を含む): 3058618752

約数和(自身を除く): 1785849212

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 827, 1654, 3308, 4135, 5789, 8270, 10993, 11578, 16540, 21986, 23156, 28945, 43972, 54965, 57890, 76951, 109930, 115780, 153902, 219860, 307804, 384755, 769510, 1539020, 9091211, 18182422, 36364844, 45456055, 63638477, 90912110, 127276954, 181824220, 254553908, 318192385, 636384770, 1272769540]

約数ペア:

[(1, 1272769540), (2, 636384770), (4, 318192385), (5, 254553908), (7, 181824220), (10, 127276954), (14, 90912110), (20, 63638477), (28, 45456055), (35, 36364844), (70, 18182422), (140, 9091211), (827, 1539020), (1654, 769510), (3308, 384755), (4135, 307804), (5789, 219860), (8270, 153902), (10993, 115780), (11578, 109930), (16540, 76951), (21986, 57890), (23156, 54965), (28945, 43972)]