29896520

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{6857}}^1$

素因数の和:6977

約数の個数: 32

約数和(自身を含む): 67894200

約数和(自身を除く): 37997680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 6857, 13714, 27428, 34285, 54856, 68570, 137140, 274280, 747413, 1494826, 2989652, 3737065, 5979304, 7474130, 14948260, 29896520]

約数ペア:

[(1, 29896520), (2, 14948260), (4, 7474130), (5, 5979304), (8, 3737065), (10, 2989652), (20, 1494826), (40, 747413), (109, 274280), (218, 137140), (436, 68570), (545, 54856), (872, 34285), (1090, 27428), (2180, 13714), (4360, 6857)]