42903680

素因数分解:

$2^7\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1559}}^1$

素因数の和:1621

約数の個数: 64

約数和(自身を含む): 105019200

約数和(自身を除く): 62115520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 128, 160, 172, 215, 320, 344, 430, 640, 688, 860, 1376, 1559, 1720, 2752, 3118, 3440, 5504, 6236, 6880, 7795, 12472, 13760, 15590, 24944, 27520, 31180, 49888, 62360, 67037, 99776, 124720, 134074, 199552, 249440, 268148, 335185, 498880, 536296, 670370, 997760, 1072592, 1340740, 2145184, 2681480, 4290368, 5362960, 8580736, 10725920, 21451840, 42903680]

約数ペア:

[(1, 42903680), (2, 21451840), (4, 10725920), (5, 8580736), (8, 5362960), (10, 4290368), (16, 2681480), (20, 2145184), (32, 1340740), (40, 1072592), (43, 997760), (64, 670370), (80, 536296), (86, 498880), (128, 335185), (160, 268148), (172, 249440), (215, 199552), (320, 134074), (344, 124720), (430, 99776), (640, 67037), (688, 62360), (860, 49888), (1376, 31180), (1559, 27520), (1720, 24944), (2752, 15590), (3118, 13760), (3440, 12472), (5504, 7795), (6236, 6880)]