43898660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1549}}^1$

素因数の和:1680

約数の個数: 48

約数和(自身を含む): 100254000

約数和(自身を除く): 56355340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 109, 130, 218, 260, 436, 545, 1090, 1417, 1549, 2180, 2834, 3098, 5668, 6196, 7085, 7745, 14170, 15490, 20137, 28340, 30980, 40274, 80548, 100685, 168841, 201370, 337682, 402740, 675364, 844205, 1688410, 2194933, 3376820, 4389866, 8779732, 10974665, 21949330, 43898660]

約数ペア:

[(1, 43898660), (2, 21949330), (4, 10974665), (5, 8779732), (10, 4389866), (13, 3376820), (20, 2194933), (26, 1688410), (52, 844205), (65, 675364), (109, 402740), (130, 337682), (218, 201370), (260, 168841), (436, 100685), (545, 80548), (1090, 40274), (1417, 30980), (1549, 28340), (2180, 20137), (2834, 15490), (3098, 14170), (5668, 7745), (6196, 7085)]