40808780

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{55147}}^1$

素因数の和:55193

約数の個数: 24

約数和(自身を含む): 88016208

約数和(自身を除く): 47207428

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 55147, 110294, 220588, 275735, 551470, 1102940, 2040439, 4080878, 8161756, 10202195, 20404390, 40808780]

約数ペア:

[(1, 40808780), (2, 20404390), (4, 10202195), (5, 8161756), (10, 4080878), (20, 2040439), (37, 1102940), (74, 551470), (148, 275735), (185, 220588), (370, 110294), (740, 55147)]