6640460

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{5443}}^1$

素因数の和:5513

約数の個数: 24

約数和(自身を含む): 14176176

約数和(自身を除く): 7535716

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 5443, 10886, 21772, 27215, 54430, 108860, 332023, 664046, 1328092, 1660115, 3320230, 6640460]

約数ペア:

[(1, 6640460), (2, 3320230), (4, 1660115), (5, 1328092), (10, 664046), (20, 332023), (61, 108860), (122, 54430), (244, 27215), (305, 21772), (610, 10886), (1220, 5443)]