1391650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{2141}}^1$

素因数の和:2166

約数の個数: 24

約数和(自身を含む): 2788884

約数和(自身を除く): 1397234

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 2141, 4282, 10705, 21410, 27833, 53525, 55666, 107050, 139165, 278330, 695825, 1391650]

約数ペア:

[(1, 1391650), (2, 695825), (5, 278330), (10, 139165), (13, 107050), (25, 55666), (26, 53525), (50, 27833), (65, 21410), (130, 10705), (325, 4282), (650, 2141)]