2289777280

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{511111}}^1$

素因数の和:511137

約数の個数: 64

約数和(自身を含む): 6256010880

約数和(自身を除く): 3966233600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 511111, 1022222, 2044444, 2555555, 3577777, 4088888, 5111110, 7155554, 8177776, 10222220, 14311108, 16355552, 17888885, 20444440, 28622216, 32711104, 35777770, 40888880, 57244432, 65422208, 71555540, 81777760, 114488864, 143111080, 163555520, 228977728, 286222160, 327111040, 457955456, 572444320, 1144888640, 2289777280]

約数ペア:

[(1, 2289777280), (2, 1144888640), (4, 572444320), (5, 457955456), (7, 327111040), (8, 286222160), (10, 228977728), (14, 163555520), (16, 143111080), (20, 114488864), (28, 81777760), (32, 71555540), (35, 65422208), (40, 57244432), (56, 40888880), (64, 35777770), (70, 32711104), (80, 28622216), (112, 20444440), (128, 17888885), (140, 16355552), (160, 14311108), (224, 10222220), (280, 8177776), (320, 7155554), (448, 5111110), (560, 4088888), (640, 3577777), (896, 2555555), (1120, 2044444), (2240, 1022222), (4480, 511111)]