1958900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{1031}}^1$

素因数の和:1064

約数の個数: 36

約数和(自身を含む): 4478880

約数和(自身を除く): 2519980

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1031, 1900, 2062, 4124, 5155, 10310, 19589, 20620, 25775, 39178, 51550, 78356, 97945, 103100, 195890, 391780, 489725, 979450, 1958900]

約数ペア:

[(1, 1958900), (2, 979450), (4, 489725), (5, 391780), (10, 195890), (19, 103100), (20, 97945), (25, 78356), (38, 51550), (50, 39178), (76, 25775), (95, 20620), (100, 19589), (190, 10310), (380, 5155), (475, 4124), (950, 2062), (1031, 1900)]