945138520

素因数分解:

$2^3\times 5^1\times {\mathrm{809}}^1\times {\mathrm{29207}}^1$

素因数の和:30027

約数の個数: 32

約数和(自身を含む): 2129263200

約数和(自身を除く): 1184124680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 809, 1618, 3236, 4045, 6472, 8090, 16180, 29207, 32360, 58414, 116828, 146035, 233656, 292070, 584140, 1168280, 23628463, 47256926, 94513852, 118142315, 189027704, 236284630, 472569260, 945138520]

約数ペア:

[(1, 945138520), (2, 472569260), (4, 236284630), (5, 189027704), (8, 118142315), (10, 94513852), (20, 47256926), (40, 23628463), (809, 1168280), (1618, 584140), (3236, 292070), (4045, 233656), (6472, 146035), (8090, 116828), (16180, 58414), (29207, 32360)]