54291220

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{44501}}^1$

素因数の和:44571

約数の個数: 24

約数和(自身を含む): 115883208

約数和(自身を除く): 61591988

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 44501, 89002, 178004, 222505, 445010, 890020, 2714561, 5429122, 10858244, 13572805, 27145610, 54291220]

約数ペア:

[(1, 54291220), (2, 27145610), (4, 13572805), (5, 10858244), (10, 5429122), (20, 2714561), (61, 890020), (122, 445010), (244, 222505), (305, 178004), (610, 89002), (1220, 44501)]