7439986.00000000

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{739}}^1$

素因数の和:1022

約数の個数: 32

約数和(自身を含む): 49230720

約数和(自身を除く): 23964310

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 263, 526, 739, 1315, 1478, 2630, 3419, 3695, 6838, 7390, 9607, 17095, 19214, 34190, 48035, 96070, 194357, 388714, 971785, 1943570, 2526641, 5053282, 12633205, 25266410]

約数ペア:

[(1, 25266410), (2, 12633205), (5, 5053282), (10, 2526641), (13, 1943570), (26, 971785), (65, 388714), (130, 194357), (263, 96070), (526, 48035), (739, 34190), (1315, 19214), (1478, 17095), (2630, 9607), (3419, 7390), (3695, 6838)]