67200520

素因数分解:

$2^3\times 5^1\times {\mathrm{1680013}}^1$

素因数の和:1680024

約数の個数: 16

約数和(自身を含む): 151201260

約数和(自身を除く): 84000740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1680013, 3360026, 6720052, 8400065, 13440104, 16800130, 33600260, 67200520]

約数ペア:

[(1, 67200520), (2, 33600260), (4, 16800130), (5, 13440104), (8, 8400065), (10, 6720052), (20, 3360026), (40, 1680013)]