7788080

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1453}}^1$

素因数の和:1533

約数の個数: 40

約数和(自身を含む): 18390192

約数和(自身を除く): 10602112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 1453, 2680, 2906, 5360, 5812, 7265, 11624, 14530, 23248, 29060, 58120, 97351, 116240, 194702, 389404, 486755, 778808, 973510, 1557616, 1947020, 3894040, 7788080]

約数ペア:

[(1, 7788080), (2, 3894040), (4, 1947020), (5, 1557616), (8, 973510), (10, 778808), (16, 486755), (20, 389404), (40, 194702), (67, 116240), (80, 97351), (134, 58120), (268, 29060), (335, 23248), (536, 14530), (670, 11624), (1072, 7265), (1340, 5812), (1453, 5360), (2680, 2906)]