1047760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{1871}}^1$

素因数の和:1891

約数の個数: 40

約数和(自身を含む): 2785536

約数和(自身を除く): 1737776

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 1871, 3742, 7484, 9355, 13097, 14968, 18710, 26194, 29936, 37420, 52388, 65485, 74840, 104776, 130970, 149680, 209552, 261940, 523880, 1047760]

約数ペア:

[(1, 1047760), (2, 523880), (4, 261940), (5, 209552), (7, 149680), (8, 130970), (10, 104776), (14, 74840), (16, 65485), (20, 52388), (28, 37420), (35, 29936), (40, 26194), (56, 18710), (70, 14968), (80, 13097), (112, 9355), (140, 7484), (280, 3742), (560, 1871)]