40887730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{769}}^1$

素因数の和:1198

約数の個数: 32

約数和(自身を含む): 79556400

約数和(自身を除く): 38668670

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 409, 769, 818, 1538, 2045, 3845, 4090, 5317, 7690, 9997, 10634, 19994, 26585, 49985, 53170, 99970, 314521, 629042, 1572605, 3145210, 4088773, 8177546, 20443865, 40887730]

約数ペア:

[(1, 40887730), (2, 20443865), (5, 8177546), (10, 4088773), (13, 3145210), (26, 1572605), (65, 629042), (130, 314521), (409, 99970), (769, 53170), (818, 49985), (1538, 26585), (2045, 19994), (3845, 10634), (4090, 9997), (5317, 7690)]