66650360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{238037}}^1$

素因数の和:238055

約数の個数: 32

約数和(自身を含む): 171387360

約数和(自身を除く): 104737000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 238037, 476074, 952148, 1190185, 1666259, 1904296, 2380370, 3332518, 4760740, 6665036, 8331295, 9521480, 13330072, 16662590, 33325180, 66650360]

約数ペア:

[(1, 66650360), (2, 33325180), (4, 16662590), (5, 13330072), (7, 9521480), (8, 8331295), (10, 6665036), (14, 4760740), (20, 3332518), (28, 2380370), (35, 1904296), (40, 1666259), (56, 1190185), (70, 952148), (140, 476074), (280, 238037)]