30071260

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{373}}^1$

素因数の和:550

約数の個数: 48

約数和(自身を含む): 65973600

約数和(自身を除く): 35902340

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 139, 145, 278, 290, 373, 556, 580, 695, 746, 1390, 1492, 1865, 2780, 3730, 4031, 7460, 8062, 10817, 16124, 20155, 21634, 40310, 43268, 51847, 54085, 80620, 103694, 108170, 207388, 216340, 259235, 518470, 1036940, 1503563, 3007126, 6014252, 7517815, 15035630, 30071260]

約数ペア:

[(1, 30071260), (2, 15035630), (4, 7517815), (5, 6014252), (10, 3007126), (20, 1503563), (29, 1036940), (58, 518470), (116, 259235), (139, 216340), (145, 207388), (278, 108170), (290, 103694), (373, 80620), (556, 54085), (580, 51847), (695, 43268), (746, 40310), (1390, 21634), (1492, 20155), (1865, 16124), (2780, 10817), (3730, 8062), (4031, 7460)]