201852280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{720901}}^1$

素因数の和:720919

約数の個数: 32

約数和(自身を含む): 519049440

約数和(自身を除く): 317197160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 720901, 1441802, 2883604, 3604505, 5046307, 5767208, 7209010, 10092614, 14418020, 20185228, 25231535, 28836040, 40370456, 50463070, 100926140, 201852280]

約数ペア:

[(1, 201852280), (2, 100926140), (4, 50463070), (5, 40370456), (7, 28836040), (8, 25231535), (10, 20185228), (14, 14418020), (20, 10092614), (28, 7209010), (35, 5767208), (40, 5046307), (56, 3604505), (70, 2883604), (140, 1441802), (280, 720901)]