86982740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{334549}}^1$

素因数の和:334571

約数の個数: 24

約数和(自身を含む): 196715400

約数和(自身を除く): 109732660

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 334549, 669098, 1338196, 1672745, 3345490, 4349137, 6690980, 8698274, 17396548, 21745685, 43491370, 86982740]

約数ペア:

[(1, 86982740), (2, 43491370), (4, 21745685), (5, 17396548), (10, 8698274), (13, 6690980), (20, 4349137), (26, 3345490), (52, 1672745), (65, 1338196), (130, 669098), (260, 334549)]