1967427520

素因数分解:

$2^6\times 5^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1\times {\mathrm{509}}^1$

素因数の和:830

約数の個数: 112

約数和(自身を含む): 4812670080

約数和(自身を除く): 2845242560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 160, 188, 235, 257, 320, 376, 470, 509, 514, 752, 940, 1018, 1028, 1285, 1504, 1880, 2036, 2056, 2545, 2570, 3008, 3760, 4072, 4112, 5090, 5140, 7520, 8144, 8224, 10180, 10280, 12079, 15040, 16288, 16448, 20360, 20560, 23923, 24158, 32576, 40720, 41120, 47846, 48316, 60395, 81440, 82240, 95692, 96632, 119615, 120790, 130813, 162880, 191384, 193264, 239230, 241580, 261626, 382768, 386528, 478460, 483160, 523252, 654065, 765536, 773056, 956920, 966320, 1046504, 1308130, 1531072, 1913840, 1932640, 2093008, 2616260, 3827680, 3865280, 4186016, 5232520, 6148211, 7655360, 8372032, 10465040, 12296422, 20930080, 24592844, 30741055, 41860160, 49185688, 61482110, 98371376, 122964220, 196742752, 245928440, 393485504, 491856880, 983713760, 1967427520]

約数ペア:

[(1, 1967427520), (2, 983713760), (4, 491856880), (5, 393485504), (8, 245928440), (10, 196742752), (16, 122964220), (20, 98371376), (32, 61482110), (40, 49185688), (47, 41860160), (64, 30741055), (80, 24592844), (94, 20930080), (160, 12296422), (188, 10465040), (235, 8372032), (257, 7655360), (320, 6148211), (376, 5232520), (470, 4186016), (509, 3865280), (514, 3827680), (752, 2616260), (940, 2093008), (1018, 1932640), (1028, 1913840), (1285, 1531072), (1504, 1308130), (1880, 1046504), (2036, 966320), (2056, 956920), (2545, 773056), (2570, 765536), (3008, 654065), (3760, 523252), (4072, 483160), (4112, 478460), (5090, 386528), (5140, 382768), (7520, 261626), (8144, 241580), (8224, 239230), (10180, 193264), (10280, 191384), (12079, 162880), (15040, 130813), (16288, 120790), (16448, 119615), (20360, 96632), (20560, 95692), (23923, 82240), (24158, 81440), (32576, 60395), (40720, 48316), (41120, 47846)]