1326649118540

素因数分解:

$2^2\times 5^1\times {\mathrm{1231}}^1\times {\mathrm{53885017}}^1$

素因数の和:53886257

約数の個数: 24

約数和(自身を含む): 2788226371392

約数和(自身を除く): 1461577252852

約数列:

[1, 2, 4, 5, 10, 20, 1231, 2462, 4924, 6155, 12310, 24620, 53885017, 107770034, 215540068, 269425085, 538850170, 1077700340, 66332455927, 132664911854, 265329823708, 331662279635, 663324559270, 1326649118540]

約数ペア:

[(1, 1326649118540), (2, 663324559270), (4, 331662279635), (5, 265329823708), (10, 132664911854), (20, 66332455927), (1231, 1077700340), (2462, 538850170), (4924, 269425085), (6155, 215540068), (12310, 107770034), (24620, 53885017)]