2019803765

素因数分解:

$5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{6763}}^1$

素因数の和:6858

約数の個数: 48

約数和(自身を含む): 2998021248

約数和(自身を除く): 978217483

約数列:

[1, 5, 7, 23, 35, 49, 53, 115, 161, 245, 265, 371, 805, 1127, 1219, 1855, 2597, 5635, 6095, 6763, 8533, 12985, 33815, 42665, 47341, 59731, 155549, 236705, 298655, 331387, 358439, 777745, 1088843, 1656935, 1792195, 2509073, 5444215, 7621901, 8244097, 12545365, 17563511, 38109505, 41220485, 57708679, 87817555, 288543395, 403960753, 2019803765]

約数ペア:

[(1, 2019803765), (5, 403960753), (7, 288543395), (23, 87817555), (35, 57708679), (49, 41220485), (53, 38109505), (115, 17563511), (161, 12545365), (245, 8244097), (265, 7621901), (371, 5444215), (805, 2509073), (1127, 1792195), (1219, 1656935), (1855, 1088843), (2597, 777745), (5635, 358439), (6095, 331387), (6763, 298655), (8533, 236705), (12985, 155549), (33815, 59731), (42665, 47341)]