40137080

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{7901}}^1$

素因数の和:8039

約数の個数: 32

約数和(自身を含む): 91031040

約数和(自身を除く): 50893960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 7901, 15802, 31604, 39505, 63208, 79010, 158020, 316040, 1003427, 2006854, 4013708, 5017135, 8027416, 10034270, 20068540, 40137080]

約数ペア:

[(1, 40137080), (2, 20068540), (4, 10034270), (5, 8027416), (8, 5017135), (10, 4013708), (20, 2006854), (40, 1003427), (127, 316040), (254, 158020), (508, 79010), (635, 63208), (1016, 39505), (1270, 31604), (2540, 15802), (5080, 7901)]