1279040

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{571}}^1$

素因数の和:595

約数の個数: 56

約数和(自身を含む): 3486912

約数和(自身を除く): 2207872

約数列:

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

約数ペア:

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