997842040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{541}}^1\times {\mathrm{3547}}^1$

素因数の和:4112

約数の個数: 64

約数和(自身を含む): 2423000160

約数和(自身を除く): 1425158120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 541, 1082, 2164, 2705, 3547, 4328, 5410, 7033, 7094, 10820, 14066, 14188, 17735, 21640, 28132, 28376, 35165, 35470, 46111, 56264, 70330, 70940, 92222, 140660, 141880, 184444, 230555, 281320, 368888, 461110, 922220, 1844440, 1918927, 3837854, 7675708, 9594635, 15351416, 19189270, 24946051, 38378540, 49892102, 76757080, 99784204, 124730255, 199568408, 249460510, 498921020, 997842040]

約数ペア:

[(1, 997842040), (2, 498921020), (4, 249460510), (5, 199568408), (8, 124730255), (10, 99784204), (13, 76757080), (20, 49892102), (26, 38378540), (40, 24946051), (52, 19189270), (65, 15351416), (104, 9594635), (130, 7675708), (260, 3837854), (520, 1918927), (541, 1844440), (1082, 922220), (2164, 461110), (2705, 368888), (3547, 281320), (4328, 230555), (5410, 184444), (7033, 141880), (7094, 140660), (10820, 92222), (14066, 70940), (14188, 70330), (17735, 56264), (21640, 46111), (28132, 35470), (28376, 35165)]