2020508735

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{6163}}^1$

素因数の和:6240

約数の個数: 64

約数和(自身を含む): 3195417600

約数和(自身を除く): 1174908865

約数列:

[1, 5, 7, 17, 19, 29, 35, 85, 95, 119, 133, 145, 203, 323, 493, 551, 595, 665, 1015, 1615, 2261, 2465, 2755, 3451, 3857, 6163, 9367, 11305, 17255, 19285, 30815, 43141, 46835, 65569, 104771, 117097, 178727, 215705, 327845, 523855, 585485, 733397, 819679, 893635, 1251089, 1990649, 3038359, 3395813, 3666985, 4098395, 6255445, 9953245, 13934543, 15191795, 16979065, 21268513, 23770691, 57728821, 69672715, 106342565, 118853455, 288644105, 404101747, 2020508735]

約数ペア:

[(1, 2020508735), (5, 404101747), (7, 288644105), (17, 118853455), (19, 106342565), (29, 69672715), (35, 57728821), (85, 23770691), (95, 21268513), (119, 16979065), (133, 15191795), (145, 13934543), (203, 9953245), (323, 6255445), (493, 4098395), (551, 3666985), (595, 3395813), (665, 3038359), (1015, 1990649), (1615, 1251089), (2261, 893635), (2465, 819679), (2755, 733397), (3451, 585485), (3857, 523855), (6163, 327845), (9367, 215705), (11305, 178727), (17255, 117097), (19285, 104771), (30815, 65569), (43141, 46835)]