252184520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{900659}}^1$

素因数の和:900677

約数の個数: 32

約数和(自身を含む): 648475200

約数和(自身を除く): 396290680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 900659, 1801318, 3602636, 4503295, 6304613, 7205272, 9006590, 12609226, 18013180, 25218452, 31523065, 36026360, 50436904, 63046130, 126092260, 252184520]

約数ペア:

[(1, 252184520), (2, 126092260), (4, 63046130), (5, 50436904), (7, 36026360), (8, 31523065), (10, 25218452), (14, 18013180), (20, 12609226), (28, 9006590), (35, 7205272), (40, 6304613), (56, 4503295), (70, 3602636), (140, 1801318), (280, 900659)]