13738180

素因数分解:

$2^2\times 5^1\times {\mathrm{491}}^1\times {\mathrm{1399}}^1$

素因数の和:1899

約数の個数: 24

約数和(自身を含む): 28929600

約数和(自身を除く): 15191420

約数列:

[1, 2, 4, 5, 10, 20, 491, 982, 1399, 1964, 2455, 2798, 4910, 5596, 6995, 9820, 13990, 27980, 686909, 1373818, 2747636, 3434545, 6869090, 13738180]

約数ペア:

[(1, 13738180), (2, 6869090), (4, 3434545), (5, 2747636), (10, 1373818), (20, 686909), (491, 27980), (982, 13990), (1399, 9820), (1964, 6995), (2455, 5596), (2798, 4910)]