39764140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{152939}}^1$

素因数の和:152961

約数の個数: 24

約数和(自身を含む): 89928720

約数和(自身を除く): 50164580

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 152939, 305878, 611756, 764695, 1529390, 1988207, 3058780, 3976414, 7952828, 9941035, 19882070, 39764140]

約数ペア:

[(1, 39764140), (2, 19882070), (4, 9941035), (5, 7952828), (10, 3976414), (13, 3058780), (20, 1988207), (26, 1529390), (52, 764695), (65, 611756), (130, 305878), (260, 152939)]