9028520

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1723}}^1$

素因数の和:1865

約数の個数: 32

約数和(自身を含む): 20481120

約数和(自身を除く): 11452600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 1723, 2620, 3446, 5240, 6892, 8615, 13784, 17230, 34460, 68920, 225713, 451426, 902852, 1128565, 1805704, 2257130, 4514260, 9028520]

約数ペア:

[(1, 9028520), (2, 4514260), (4, 2257130), (5, 1805704), (8, 1128565), (10, 902852), (20, 451426), (40, 225713), (131, 68920), (262, 34460), (524, 17230), (655, 13784), (1048, 8615), (1310, 6892), (1723, 5240), (2620, 3446)]