511372660

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{6343}}^1$

素因数の和:6520

約数の個数: 48

約数和(自身を含む): 1119081600

約数和(自身を除く): 607708940

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 139, 145, 278, 290, 556, 580, 695, 1390, 2780, 4031, 6343, 8062, 12686, 16124, 20155, 25372, 31715, 40310, 63430, 80620, 126860, 183947, 367894, 735788, 881677, 919735, 1763354, 1839470, 3526708, 3678940, 4408385, 8816770, 17633540, 25568633, 51137266, 102274532, 127843165, 255686330, 511372660]

約数ペア:

[(1, 511372660), (2, 255686330), (4, 127843165), (5, 102274532), (10, 51137266), (20, 25568633), (29, 17633540), (58, 8816770), (116, 4408385), (139, 3678940), (145, 3526708), (278, 1839470), (290, 1763354), (556, 919735), (580, 881677), (695, 735788), (1390, 367894), (2780, 183947), (4031, 126860), (6343, 80620), (8062, 63430), (12686, 40310), (16124, 31715), (20155, 25372)]