201342620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{4861}}^1$

素因数の和:4998

約数の個数: 48

約数和(自身を含む): 449248800

約数和(自身を除く): 247906180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 109, 190, 218, 380, 436, 545, 1090, 2071, 2180, 4142, 4861, 8284, 9722, 10355, 19444, 20710, 24305, 41420, 48610, 92359, 97220, 184718, 369436, 461795, 529849, 923590, 1059698, 1847180, 2119396, 2649245, 5298490, 10067131, 10596980, 20134262, 40268524, 50335655, 100671310, 201342620]

約数ペア:

[(1, 201342620), (2, 100671310), (4, 50335655), (5, 40268524), (10, 20134262), (19, 10596980), (20, 10067131), (38, 5298490), (76, 2649245), (95, 2119396), (109, 1847180), (190, 1059698), (218, 923590), (380, 529849), (436, 461795), (545, 369436), (1090, 184718), (2071, 97220), (2180, 92359), (4142, 48610), (4861, 41420), (8284, 24305), (9722, 20710), (10355, 19444)]