291264260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{619}}^1\times {\mathrm{3361}}^1$

素因数の和:3996

約数の個数: 48

約数和(自身を含む): 700371840

約数和(自身を除く): 409107580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 619, 1238, 2476, 3095, 3361, 4333, 6190, 6722, 8666, 12380, 13444, 16805, 17332, 21665, 23527, 33610, 43330, 47054, 67220, 86660, 94108, 117635, 235270, 470540, 2080459, 4160918, 8321836, 10402295, 14563213, 20804590, 29126426, 41609180, 58252852, 72816065, 145632130, 291264260]

約数ペア:

[(1, 291264260), (2, 145632130), (4, 72816065), (5, 58252852), (7, 41609180), (10, 29126426), (14, 20804590), (20, 14563213), (28, 10402295), (35, 8321836), (70, 4160918), (140, 2080459), (619, 470540), (1238, 235270), (2476, 117635), (3095, 94108), (3361, 86660), (4333, 67220), (6190, 47054), (6722, 43330), (8666, 33610), (12380, 23527), (13444, 21665), (16805, 17332)]