30990460

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41879}}^1$

素因数の和:41925

約数の個数: 24

約数和(自身を含む): 66840480

約数和(自身を除く): 35850020

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 41879, 83758, 167516, 209395, 418790, 837580, 1549523, 3099046, 6198092, 7747615, 15495230, 30990460]

約数ペア:

[(1, 30990460), (2, 15495230), (4, 7747615), (5, 6198092), (10, 3099046), (20, 1549523), (37, 837580), (74, 418790), (148, 209395), (185, 167516), (370, 83758), (740, 41879)]