20384400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{16987}}^1$

素因数の和:17008

約数の個数: 60

約数和(自身を含む): 65301872

約数和(自身を除く): 44917472

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 150, 200, 240, 300, 400, 600, 1200, 16987, 33974, 50961, 67948, 84935, 101922, 135896, 169870, 203844, 254805, 271792, 339740, 407688, 424675, 509610, 679480, 815376, 849350, 1019220, 1274025, 1358960, 1698700, 2038440, 2548050, 3397400, 4076880, 5096100, 6794800, 10192200, 20384400]

約数ペア:

[(1, 20384400), (2, 10192200), (3, 6794800), (4, 5096100), (5, 4076880), (6, 3397400), (8, 2548050), (10, 2038440), (12, 1698700), (15, 1358960), (16, 1274025), (20, 1019220), (24, 849350), (25, 815376), (30, 679480), (40, 509610), (48, 424675), (50, 407688), (60, 339740), (75, 271792), (80, 254805), (100, 203844), (120, 169870), (150, 135896), (200, 101922), (240, 84935), (300, 67948), (400, 50961), (600, 33974), (1200, 16987)]