266772440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{606301}}^1$

素因数の和:606323

約数の個数: 32

約数和(自身を含む): 654806160

約数和(自身を除く): 388033720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 606301, 1212602, 2425204, 3031505, 4850408, 6063010, 6669311, 12126020, 13338622, 24252040, 26677244, 33346555, 53354488, 66693110, 133386220, 266772440]

約数ペア:

[(1, 266772440), (2, 133386220), (4, 66693110), (5, 53354488), (8, 33346555), (10, 26677244), (11, 24252040), (20, 13338622), (22, 12126020), (40, 6669311), (44, 6063010), (55, 4850408), (88, 3031505), (110, 2425204), (220, 1212602), (440, 606301)]