39649660

素因数分解:

$2^2\times 5^1\times {\mathrm{1223}}^1\times {\mathrm{1621}}^1$

素因数の和:2853

約数の個数: 24

約数和(自身を含む): 83383776

約数和(自身を除く): 43734116

約数列:

[1, 2, 4, 5, 10, 20, 1223, 1621, 2446, 3242, 4892, 6115, 6484, 8105, 12230, 16210, 24460, 32420, 1982483, 3964966, 7929932, 9912415, 19824830, 39649660]

約数ペア:

[(1, 39649660), (2, 19824830), (4, 9912415), (5, 7929932), (10, 3964966), (20, 1982483), (1223, 32420), (1621, 24460), (2446, 16210), (3242, 12230), (4892, 8105), (6115, 6484)]