8820160

素因数分解:

$2^6\times 5^1\times {\mathrm{43}}^1\times {\mathrm{641}}^1$

素因数の和:701

約数の個数: 56

約数和(自身を含む): 21524976

約数和(自身を除く): 12704816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 160, 172, 215, 320, 344, 430, 641, 688, 860, 1282, 1376, 1720, 2564, 2752, 3205, 3440, 5128, 6410, 6880, 10256, 12820, 13760, 20512, 25640, 27563, 41024, 51280, 55126, 102560, 110252, 137815, 205120, 220504, 275630, 441008, 551260, 882016, 1102520, 1764032, 2205040, 4410080, 8820160]

約数ペア:

[(1, 8820160), (2, 4410080), (4, 2205040), (5, 1764032), (8, 1102520), (10, 882016), (16, 551260), (20, 441008), (32, 275630), (40, 220504), (43, 205120), (64, 137815), (80, 110252), (86, 102560), (160, 55126), (172, 51280), (215, 41024), (320, 27563), (344, 25640), (430, 20512), (641, 13760), (688, 12820), (860, 10256), (1282, 6880), (1376, 6410), (1720, 5128), (2564, 3440), (2752, 3205)]