146438440

素因数分解:

$2^3\times 5^1\times {\mathrm{3660961}}^1$

素因数の和:3660972

約数の個数: 16

約数和(自身を含む): 329486580

約数和(自身を除く): 183048140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3660961, 7321922, 14643844, 18304805, 29287688, 36609610, 73219220, 146438440]

約数ペア:

[(1, 146438440), (2, 73219220), (4, 36609610), (5, 29287688), (8, 18304805), (10, 14643844), (20, 7321922), (40, 3660961)]