1680821268

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{63929}}^1$

素因数の和:64256

約数の個数: 48

約数和(自身を含む): 4496580480

約数和(自身を除く): 2815759212

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 313, 626, 939, 1252, 1878, 2191, 3756, 4382, 6573, 8764, 13146, 26292, 63929, 127858, 191787, 255716, 383574, 447503, 767148, 895006, 1342509, 1790012, 2685018, 5370036, 20009777, 40019554, 60029331, 80039108, 120058662, 140068439, 240117324, 280136878, 420205317, 560273756, 840410634, 1680821268]

約数ペア:

[(1, 1680821268), (2, 840410634), (3, 560273756), (4, 420205317), (6, 280136878), (7, 240117324), (12, 140068439), (14, 120058662), (21, 80039108), (28, 60029331), (42, 40019554), (84, 20009777), (313, 5370036), (626, 2685018), (939, 1790012), (1252, 1342509), (1878, 895006), (2191, 767148), (3756, 447503), (4382, 383574), (6573, 255716), (8764, 191787), (13146, 127858), (26292, 63929)]