2558080

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{571}}^1$

素因数の和:597

約数の個数: 64

約数和(自身を含む): 7001280

約数和(自身を除く): 4443200

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, 571, 640, 896, 1120, 1142, 2240, 2284, 2855, 3997, 4480, 4568, 5710, 7994, 9136, 11420, 15988, 18272, 19985, 22840, 31976, 36544, 39970, 45680, 63952, 73088, 79940, 91360, 127904, 159880, 182720, 255808, 319760, 365440, 511616, 639520, 1279040, 2558080]

約数ペア:

[(1, 2558080), (2, 1279040), (4, 639520), (5, 511616), (7, 365440), (8, 319760), (10, 255808), (14, 182720), (16, 159880), (20, 127904), (28, 91360), (32, 79940), (35, 73088), (40, 63952), (56, 45680), (64, 39970), (70, 36544), (80, 31976), (112, 22840), (128, 19985), (140, 18272), (160, 15988), (224, 11420), (280, 9136), (320, 7994), (448, 5710), (560, 4568), (571, 4480), (640, 3997), (896, 2855), (1120, 2284), (1142, 2240)]