86203880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{307871}}^1$

素因数の和:307889

約数の個数: 32

約数和(自身を含む): 221667840

約数和(自身を除く): 135463960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 307871, 615742, 1231484, 1539355, 2155097, 2462968, 3078710, 4310194, 6157420, 8620388, 10775485, 12314840, 17240776, 21550970, 43101940, 86203880]

約数ペア:

[(1, 86203880), (2, 43101940), (4, 21550970), (5, 17240776), (7, 12314840), (8, 10775485), (10, 8620388), (14, 6157420), (20, 4310194), (28, 3078710), (35, 2462968), (40, 2155097), (56, 1539355), (70, 1231484), (140, 615742), (280, 307871)]