8572280

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{5227}}^1$

素因数の和:5279

約数の個数: 32

約数和(自身を含む): 19761840

約数和(自身を除く): 11189560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 5227, 10454, 20908, 26135, 41816, 52270, 104540, 209080, 214307, 428614, 857228, 1071535, 1714456, 2143070, 4286140, 8572280]

約数ペア:

[(1, 8572280), (2, 4286140), (4, 2143070), (5, 1714456), (8, 1071535), (10, 857228), (20, 428614), (40, 214307), (41, 209080), (82, 104540), (164, 52270), (205, 41816), (328, 26135), (410, 20908), (820, 10454), (1640, 5227)]