39847180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{5519}}^1$

素因数の和:5566

約数の個数: 36

約数和(自身を含む): 88331040

約数和(自身を除く): 48483860

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 722, 1444, 1805, 3610, 5519, 7220, 11038, 22076, 27595, 55190, 104861, 110380, 209722, 419444, 524305, 1048610, 1992359, 2097220, 3984718, 7969436, 9961795, 19923590, 39847180]

約数ペア:

[(1, 39847180), (2, 19923590), (4, 9961795), (5, 7969436), (10, 3984718), (19, 2097220), (20, 1992359), (38, 1048610), (76, 524305), (95, 419444), (190, 209722), (361, 110380), (380, 104861), (722, 55190), (1444, 27595), (1805, 22076), (3610, 11038), (5519, 7220)]