90170360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{322037}}^1$

素因数の和:322055

約数の個数: 32

約数和(自身を含む): 231867360

約数和(自身を除く): 141697000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 322037, 644074, 1288148, 1610185, 2254259, 2576296, 3220370, 4508518, 6440740, 9017036, 11271295, 12881480, 18034072, 22542590, 45085180, 90170360]

約数ペア:

[(1, 90170360), (2, 45085180), (4, 22542590), (5, 18034072), (7, 12881480), (8, 11271295), (10, 9017036), (14, 6440740), (20, 4508518), (28, 3220370), (35, 2576296), (40, 2254259), (56, 1610185), (70, 1288148), (140, 644074), (280, 322037)]