202409090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^3\times {\mathrm{227}}^1$

素因数の和:304

約数の個数: 64

約数和(自身を含む): 415981440

約数和(自身を除く): 213572350

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 227, 247, 361, 454, 494, 722, 1135, 1235, 1805, 2270, 2470, 2951, 3610, 4313, 4693, 5902, 6859, 8626, 9386, 13718, 14755, 21565, 23465, 29510, 34295, 43130, 46930, 56069, 68590, 81947, 89167, 112138, 163894, 178334, 280345, 409735, 445835, 560690, 819470, 891670, 1065311, 1556993, 2130622, 3113986, 5326555, 7784965, 10653110, 15569930, 20240909, 40481818, 101204545, 202409090]

約数ペア:

[(1, 202409090), (2, 101204545), (5, 40481818), (10, 20240909), (13, 15569930), (19, 10653110), (26, 7784965), (38, 5326555), (65, 3113986), (95, 2130622), (130, 1556993), (190, 1065311), (227, 891670), (247, 819470), (361, 560690), (454, 445835), (494, 409735), (722, 280345), (1135, 178334), (1235, 163894), (1805, 112138), (2270, 89167), (2470, 81947), (2951, 68590), (3610, 56069), (4313, 46930), (4693, 43130), (5902, 34295), (6859, 29510), (8626, 23465), (9386, 21565), (13718, 14755)]