669402940

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{349}}^1\times {\mathrm{3307}}^1$

素因数の和:3694

約数の個数: 48

約数和(自身を含む): 1458828000

約数和(自身を除く): 789425060

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 349, 580, 698, 1396, 1745, 3307, 3490, 6614, 6980, 10121, 13228, 16535, 20242, 33070, 40484, 50605, 66140, 95903, 101210, 191806, 202420, 383612, 479515, 959030, 1154143, 1918060, 2308286, 4616572, 5770715, 11541430, 23082860, 33470147, 66940294, 133880588, 167350735, 334701470, 669402940]

約数ペア:

[(1, 669402940), (2, 334701470), (4, 167350735), (5, 133880588), (10, 66940294), (20, 33470147), (29, 23082860), (58, 11541430), (116, 5770715), (145, 4616572), (290, 2308286), (349, 1918060), (580, 1154143), (698, 959030), (1396, 479515), (1745, 383612), (3307, 202420), (3490, 191806), (6614, 101210), (6980, 95903), (10121, 66140), (13228, 50605), (16535, 40484), (20242, 33070)]