402052280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1435901}}^1$

素因数の和:1435919

約数の個数: 32

約数和(自身を含む): 1033849440

約数和(自身を除く): 631797160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1435901, 2871802, 5743604, 7179505, 10051307, 11487208, 14359010, 20102614, 28718020, 40205228, 50256535, 57436040, 80410456, 100513070, 201026140, 402052280]

約数ペア:

[(1, 402052280), (2, 201026140), (4, 100513070), (5, 80410456), (7, 57436040), (8, 50256535), (10, 40205228), (14, 28718020), (20, 20102614), (28, 14359010), (35, 11487208), (40, 10051307), (56, 7179505), (70, 5743604), (140, 2871802), (280, 1435901)]