240489740

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{1297}}^1$

素因数の和:1506

約数の個数: 48

約数和(自身を含む): 516375552

約数和(自身を除く): 275885812

約数列:

[1, 2, 4, 5, 10, 20, 73, 127, 146, 254, 292, 365, 508, 635, 730, 1270, 1297, 1460, 2540, 2594, 5188, 6485, 9271, 12970, 18542, 25940, 37084, 46355, 92710, 94681, 164719, 185420, 189362, 329438, 378724, 473405, 658876, 823595, 946810, 1647190, 1893620, 3294380, 12024487, 24048974, 48097948, 60122435, 120244870, 240489740]

約数ペア:

[(1, 240489740), (2, 120244870), (4, 60122435), (5, 48097948), (10, 24048974), (20, 12024487), (73, 3294380), (127, 1893620), (146, 1647190), (254, 946810), (292, 823595), (365, 658876), (508, 473405), (635, 378724), (730, 329438), (1270, 189362), (1297, 185420), (1460, 164719), (2540, 94681), (2594, 92710), (5188, 46355), (6485, 37084), (9271, 25940), (12970, 18542)]