201222080

素因数分解:

$2^6\times 5^1\times {\mathrm{628819}}^1$

素因数の和:628836

約数の個数: 28

約数和(自身を含む): 479160840

約数和(自身を除く): 277938760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 628819, 1257638, 2515276, 3144095, 5030552, 6288190, 10061104, 12576380, 20122208, 25152760, 40244416, 50305520, 100611040, 201222080]

約数ペア:

[(1, 201222080), (2, 100611040), (4, 50305520), (5, 40244416), (8, 25152760), (10, 20122208), (16, 12576380), (20, 10061104), (32, 6288190), (40, 5030552), (64, 3144095), (80, 2515276), (160, 1257638), (320, 628819)]