3071920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:122

約数の個数: 80

約数和(自身を含む): 7856640

約数和(自身を除く): 4784720

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 43, 47, 76, 80, 86, 94, 95, 152, 172, 188, 190, 215, 235, 304, 344, 376, 380, 430, 470, 688, 752, 760, 817, 860, 893, 940, 1520, 1634, 1720, 1786, 1880, 2021, 3268, 3440, 3572, 3760, 4042, 4085, 4465, 6536, 7144, 8084, 8170, 8930, 10105, 13072, 14288, 16168, 16340, 17860, 20210, 32336, 32680, 35720, 38399, 40420, 65360, 71440, 76798, 80840, 153596, 161680, 191995, 307192, 383990, 614384, 767980, 1535960, 3071920]

約数ペア:

[(1, 3071920), (2, 1535960), (4, 767980), (5, 614384), (8, 383990), (10, 307192), (16, 191995), (19, 161680), (20, 153596), (38, 80840), (40, 76798), (43, 71440), (47, 65360), (76, 40420), (80, 38399), (86, 35720), (94, 32680), (95, 32336), (152, 20210), (172, 17860), (188, 16340), (190, 16168), (215, 14288), (235, 13072), (304, 10105), (344, 8930), (376, 8170), (380, 8084), (430, 7144), (470, 6536), (688, 4465), (752, 4085), (760, 4042), (817, 3760), (860, 3572), (893, 3440), (940, 3268), (1520, 2021), (1634, 1880), (1720, 1786)]