38871400

素因数分解:

$2^3\times 5^2\times {\mathrm{263}}^1\times {\mathrm{739}}^1$

素因数の和:1018

約数の個数: 48

約数和(自身を含む): 90842400

約数和(自身を除く): 51971000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 263, 526, 739, 1052, 1315, 1478, 2104, 2630, 2956, 3695, 5260, 5912, 6575, 7390, 10520, 13150, 14780, 18475, 26300, 29560, 36950, 52600, 73900, 147800, 194357, 388714, 777428, 971785, 1554856, 1943570, 3887140, 4858925, 7774280, 9717850, 19435700, 38871400]

約数ペア:

[(1, 38871400), (2, 19435700), (4, 9717850), (5, 7774280), (8, 4858925), (10, 3887140), (20, 1943570), (25, 1554856), (40, 971785), (50, 777428), (100, 388714), (200, 194357), (263, 147800), (526, 73900), (739, 52600), (1052, 36950), (1315, 29560), (1478, 26300), (2104, 18475), (2630, 14780), (2956, 13150), (3695, 10520), (5260, 7390), (5912, 6575)]