17626980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{41969}}^1$

素因数の和:41988

約数の個数: 48

約数和(自身を含む): 56407680

約数和(自身を除く): 38780700

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 41969, 83938, 125907, 167876, 209845, 251814, 293783, 419690, 503628, 587566, 629535, 839380, 881349, 1175132, 1259070, 1468915, 1762698, 2518140, 2937830, 3525396, 4406745, 5875660, 8813490, 17626980]

約数ペア:

[(1, 17626980), (2, 8813490), (3, 5875660), (4, 4406745), (5, 3525396), (6, 2937830), (7, 2518140), (10, 1762698), (12, 1468915), (14, 1259070), (15, 1175132), (20, 881349), (21, 839380), (28, 629535), (30, 587566), (35, 503628), (42, 419690), (60, 293783), (70, 251814), (84, 209845), (105, 167876), (140, 125907), (210, 83938), (420, 41969)]