2585183740

素因数分解:

$2^2\times 5^1\times {\mathrm{491}}^1\times {\mathrm{263257}}^1$

素因数の和:263757

約数の個数: 24

約数和(自身を含む): 5439963312

約数和(自身を除く): 2854779572

約数列:

[1, 2, 4, 5, 10, 20, 491, 982, 1964, 2455, 4910, 9820, 263257, 526514, 1053028, 1316285, 2632570, 5265140, 129259187, 258518374, 517036748, 646295935, 1292591870, 2585183740]

約数ペア:

[(1, 2585183740), (2, 1292591870), (4, 646295935), (5, 517036748), (10, 258518374), (20, 129259187), (491, 5265140), (982, 2632570), (1964, 1316285), (2455, 1053028), (4910, 526514), (9820, 263257)]