1403437970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1987}}^1\times {\mathrm{6421}}^1$

素因数の和:8426

約数の個数: 32

約数和(自身を含む): 2757658176

約数和(自身を除く): 1354220206

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 1987, 3974, 6421, 9935, 12842, 19870, 21857, 32105, 43714, 64210, 70631, 109285, 141262, 218570, 353155, 706310, 12758527, 25517054, 63792635, 127585270, 140343797, 280687594, 701718985, 1403437970]

約数ペア:

[(1, 1403437970), (2, 701718985), (5, 280687594), (10, 140343797), (11, 127585270), (22, 63792635), (55, 25517054), (110, 12758527), (1987, 706310), (3974, 353155), (6421, 218570), (9935, 141262), (12842, 109285), (19870, 70631), (21857, 64210), (32105, 43714)]