2965640

素因数分解:

$2^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{491}}^1$

素因数の和:653

約数の個数: 32

約数和(自身を含む): 6730560

約数和(自身を除く): 3764920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 151, 302, 491, 604, 755, 982, 1208, 1510, 1964, 2455, 3020, 3928, 4910, 6040, 9820, 19640, 74141, 148282, 296564, 370705, 593128, 741410, 1482820, 2965640]

約数ペア:

[(1, 2965640), (2, 1482820), (4, 741410), (5, 593128), (8, 370705), (10, 296564), (20, 148282), (40, 74141), (151, 19640), (302, 9820), (491, 6040), (604, 4910), (755, 3928), (982, 3020), (1208, 2455), (1510, 1964)]