68021540

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{91921}}^1$

素因数の和:91967

約数の個数: 24

約数和(自身を含む): 146707512

約数和(自身を除く): 78685972

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 91921, 183842, 367684, 459605, 919210, 1838420, 3401077, 6802154, 13604308, 17005385, 34010770, 68021540]

約数ペア:

[(1, 68021540), (2, 34010770), (4, 17005385), (5, 13604308), (10, 6802154), (20, 3401077), (37, 1838420), (74, 919210), (148, 459605), (185, 367684), (370, 183842), (740, 91921)]